A vulnerability has been identified in Desigo PXC00-E.D V4.10 (All versions < V4.10.111), Desigo PXC00-E.D V5.00 (All versions < V5.0.171), Desigo PXC00-E.D V5.10 (All versions < V5.10.69), Desigo PXC00-E.D V6.00 (All versions < V6.0.204), Desigo PXC00/64/128-U V4.10 (All versions < V4.10.111 only with web module), Desigo PXC00/64/128-U V5.00 (All versions < V5.0.171 only with web module), Desigo PXC00/64/128-U V5.10 (All versions < V5.10.69 only with web module), Desigo PXC00/64/128-U V6.00 (All versions < V6.0.204 only with web module), Desigo PXC001-E.D V4.10 (All versions < V4.10.111), Desigo PXC001-E.D V5.00 (All versions < V5.0.171), Desigo PXC001-E.D V5.10 (All versions < V5.10.69), Desigo PXC001-E.D V6.00 (All versions < V6.0.204), Desigo PXC100-E.D V4.10 (All versions < V4.10.111), Desigo PXC100-E.D V5.00 (All versions < V5.0.171), Desigo PXC100-E.D V5.10 (All versions < V5.10.69), Desigo PXC100-E.D V6.00 (All versions < V6.0.204), Desigo PXC12-E.D V4.10 (All versions < V4.10.111), Desigo PXC12-E.D V5.00 (All versions < V5.0.171), Desigo PXC12-E.D V5.10 (All versions < V5.10.69), Desigo PXC12-E.D V6.00 (All versions < V6.0.204), Desigo PXC200-E.D V4.10 (All versions < V4.10.111), Desigo PXC200-E.D V5.00 (All versions < V5.0.171), Desigo PXC200-E.D V5.10 (All versions < V5.10.69), Desigo PXC200-E.D V6.00 (All versions < V6.0.204), Desigo PXC22-E.D V4.10 (All versions < V4.10.111), Desigo PXC22-E.D V5.00 (All versions < V5.0.171), Desigo PXC22-E.D V5.10 (All versions < V5.10.69), Desigo PXC22-E.D V6.00 (All versions < V6.0.204), Desigo PXC22.1-E.D V4.10 (All versions < V4.10.111), Desigo PXC22.1-E.D V5.00 (All versions < V5.0.171), Desigo PXC22.1-E.D V5.10 (All versions < V5.10.69), Desigo PXC22.1-E.D V6.00 (All versions < V6.0.204), Desigo PXC36.1-E.D V4.10 (All versions < V4.10.111), Desigo PXC36.1-E.D V5.00 (All versions < V5.0.171), Desigo PXC36.1-E.D V5.10 (All versions < V5.10.69), Desigo PXC36.1-E.D V6.00 (All versions < V6.0.204), Desigo PXC50-E.D V4.10 (All versions < V4.10.111), Desigo PXC50-E.D V5.00 (All versions < V5.0.171), Desigo PXC50-E.D V5.10 (All versions < V5.10.69), Desigo PXC50-E.D V6.00 (All versions < V6.0.204), Desigo PXM20-E V4.10 (All versions < V4.10.111), Desigo PXM20-E V5.00 (All versions < V5.0.171), Desigo PXM20-E V5.10 (All versions < V5.10.69), Desigo PXM20-E V6.00 (All versions < V6.0.204). A remote attacker with network access to the device could potentially upload a new firmware image to the devices without prior authentication.

A vulnerability has been identified in SINEC NMS (All versions < V4.0). The affected application exposes an endpoint that allows an unauthorized modification of administrative credentials. This could allow an unauthenticated attacker to reset the superadmin password and gain full control of the application (ZDI-CAN-26569).

The Telnet service of the SIMATIC HMI Comfort Panels system component in affected products does not require authentication, which may allow a remote attacker to gain access to the device if the service is enabled. Telnet is disabled by default on the SINAMICS Medium Voltage Products (SINAMICS SL150: All versions, SINAMICS SM150: All versions, SINAMICS SM150i: All versions).

A vulnerability has been identified in SCALANCE X204RNA (HSR), SCALANCE X204RNA (PRP), SCALANCE X204RNA EEC (HSR), SCALANCE X204RNA EEC (PRP), SCALANCE X204RNA EEC (PRP/HSR), SCALANCE X302-7 EEC (230V), SCALANCE X302-7 EEC (230V, coated), SCALANCE X302-7 EEC (24V), SCALANCE X302-7 EEC (24V, coated), SCALANCE X302-7 EEC (2x 230V), SCALANCE X302-7 EEC (2x 230V, coated), SCALANCE X302-7 EEC (2x 24V), SCALANCE X302-7 EEC (2x 24V, coated), SCALANCE X304-2FE, SCALANCE X306-1LD FE, SCALANCE X307-2 EEC (230V), SCALANCE X307-2 EEC (230V, coated), SCALANCE X307-2 EEC (24V), SCALANCE X307-2 EEC (24V, coated), SCALANCE X307-2 EEC (2x 230V), SCALANCE X307-2 EEC (2x 230V, coated), SCALANCE X307-2 EEC (2x 24V), SCALANCE X307-2 EEC (2x 24V, coated), SCALANCE X307-3, SCALANCE X307-3, SCALANCE X307-3LD, SCALANCE X307-3LD, SCALANCE X308-2, SCALANCE X308-2, SCALANCE X308-2LD, SCALANCE X308-2LD, SCALANCE X308-2LH, SCALANCE X308-2LH, SCALANCE X308-2LH+, SCALANCE X308-2LH+, SCALANCE X308-2M, SCALANCE X308-2M, SCALANCE X308-2M PoE, SCALANCE X308-2M PoE, SCALANCE X308-2M TS, SCALANCE X308-2M TS, SCALANCE X310, SCALANCE X310, SCALANCE X310FE, SCALANCE X310FE, SCALANCE X320-1 FE, SCALANCE X320-1-2LD FE, SCALANCE X408-2, SCALANCE XR324-12M (230V, ports on front), SCALANCE XR324-12M (230V, ports on front), SCALANCE XR324-12M (230V, ports on rear), SCALANCE XR324-12M (230V, ports on rear), SCALANCE XR324-12M (24V, ports on front), SCALANCE XR324-12M (24V, ports on front), SCALANCE XR324-12M (24V, ports on rear), SCALANCE XR324-12M (24V, ports on rear), SCALANCE XR324-12M TS (24V), SCALANCE XR324-12M TS (24V), SCALANCE XR324-4M EEC (100-240VAC/60-250VDC, ports on front), SCALANCE XR324-4M EEC (100-240VAC/60-250VDC, ports on front), SCALANCE XR324-4M EEC (100-240VAC/60-250VDC, ports on rear), SCALANCE XR324-4M EEC (100-240VAC/60-250VDC, ports on rear), SCALANCE XR324-4M EEC (24V, ports on front), SCALANCE XR324-4M EEC (24V, ports on front), SCALANCE XR324-4M EEC (24V, ports on rear), SCALANCE XR324-4M EEC (24V, ports on rear), SCALANCE XR324-4M EEC (2x 100-240VAC/60-250VDC, ports on front), SCALANCE XR324-4M EEC (2x 100-240VAC/60-250VDC, ports on front), SCALANCE XR324-4M EEC (2x 100-240VAC/60-250VDC, ports on rear), SCALANCE XR324-4M EEC (2x 100-240VAC/60-250VDC, ports on rear), SCALANCE XR324-4M EEC (2x 24V, ports on front), SCALANCE XR324-4M EEC (2x 24V, ports on front), SCALANCE XR324-4M EEC (2x 24V, ports on rear), SCALANCE XR324-4M EEC (2x 24V, ports on rear), SCALANCE XR324-4M PoE (230V, ports on front), SCALANCE XR324-4M PoE (230V, ports on rear), SCALANCE XR324-4M PoE (24V, ports on front), SCALANCE XR324-4M PoE (24V, ports on rear), SCALANCE XR324-4M PoE TS (24V, ports on front), SIPLUS NET SCALANCE X308-2. Affected devices contain a vulnerability that allows an unauthenticated attacker to violate access-control rules. The vulnerability can be triggered by sending GET request to specific uniform resource locator on the web configuration interface of the device. The security vulnerability could be exploited by an attacker with network access to the affected systems. An attacker could use the vulnerability to obtain sensitive information or change the device configuration. At the time of advisory publication no public exploitation of this security vulnerability was known.

A vulnerability has been identified in SINEMA Remote Connect Server (All versions < V3.1). There is a missing authentication verification for a resource used to change the roles and permissions of a user. This could allow an attacker to change the permissions of any user and gain the privileges of an administrative user.

A vulnerability has been identified in InterMesh 7177 Hybrid 2.0 Subscriber (All versions < V8.2.12), InterMesh 7707 Fire Subscriber (All versions < V7.2.12 only if the IP interface is enabled (which is not the default configuration)). The web server of affected devices does not authenticate GET requests that execute specific commands (such as `ping`) on operating system level.

A vulnerability has been identified in SICAM GridEdge Essential ARM (All versions < V2.6.6), SICAM GridEdge Essential Intel (All versions < V2.6.6), SICAM GridEdge Essential with GDS ARM (All versions < V2.6.6), SICAM GridEdge Essential with GDS Intel (All versions < V2.6.6). The affected software does not require authenticated access for privileged functions. This could allow an unauthenticated attacker to create a new user with administrative permissions.

A vulnerability has been identified in LOGO! 8 BM (incl. SIPLUS variants) (All versions < V8.3). A service available on port 10005/tcp of the affected devices could allow complete access to all services without authorization. An attacker could gain full control over an affected device, if he has access to this service. The system manual recommends to protect access to this port.

A vulnerability has been identified in SICAM MMU (All versions < V2.05), SICAM SGU (All versions), SICAM T (All versions < V2.18). An attacker with access to the device's web server might be able to execute administrative commands without authentication.

A vulnerability has been identified in SPPA-T3000 Application Server (All versions < Service Pack R8.2 SP2). The AdminService is available without authentication on the Application Server. An attacker can use methods exposed via this interface to receive password hashes of other users and to change user passwords. Please note that an attacker needs to have access to the Application Highway in order to exploit this vulnerability. At the time of advisory publication no public exploitation of this security vulnerability was known.

A vulnerability has been identified in SIMATIC PCS 7 V8.0 and earlier (All versions), SIMATIC PCS 7 V8.1 and newer (All versions), SIMATIC WinCC V7.2 and earlier (All versions), SIMATIC WinCC V7.3 and newer (All versions). An attacker with network access to affected installations, which are configured without "Encrypted Communication", can execute arbitrary code. The security vulnerability could be exploited by an unauthenticated attacker with network access to the affected installation. No user interaction is required to exploit this security vulnerability. The vulnerability impacts confidentiality, integrity, and availability of the device. At the time of advisory publication no public exploitation of this security vulnerability was known.

A vulnerability has been identified in LOGO! 8 BM (incl. SIPLUS variants) (All versions < V8.3). Attackers with access to port 10005/tcp could perform device reconfigurations and obtain project files from the devices. The system manual recommends to protect access to this port. The security vulnerability could be exploited by an unauthenticated attacker with network access to port 10005/tcp. No user interaction is required to exploit this security vulnerability. The vulnerability impacts confidentiality, integrity, and availability of the device. At the time of advisory publication no public exploitation of this security vulnerability was known.

A vulnerability has been identified in SIMATIC HMI Comfort Panels (incl. SIPLUS variants) (All versions < V16 Update 3a), SIMATIC HMI KTP Mobile Panels (All versions < V16 Update 3a), SINAMICS GH150 (All versions), SINAMICS GL150 (with option X30) (All versions), SINAMICS GM150 (with option X30) (All versions), SINAMICS SH150 (All versions), SINAMICS SL150 (All versions), SINAMICS SM120 (All versions), SINAMICS SM150 (All versions), SINAMICS SM150i (All versions). Affected devices with enabled telnet service do not require authentication for this service. This could allow a remote attacker to gain full access to the device. (ZDI-CAN-12046)

A remote code execution vulnerability exists in Remote Desktop Services formerly known as Terminal Services when an unauthenticated attacker connects to the target system using RDP and sends specially crafted requests, aka 'Remote Desktop Services Remote Code Execution Vulnerability'.

FTP servers can allow an attacker to connect to arbitrary ports on machines other than the FTP client, aka FTP bounce.

A vulnerability has been identified in SICLOCK TC100 (All versions) and SICLOCK TC400 (All versions). An attacker with network access to the device could potentially circumvent the authentication mechanism if he/she is able to obtain certain knowledge specific to the attacked device.

A DNS client stack-based buffer overflow in ipdnsc_decode_name() affects Wind River VxWorks 6.5 through 7. NOTE: This vulnerability only affects products that are no longer supported by the maintainer

The Quagga BGP daemon (bgpd) prior to version 1.2.3 can double-free memory when processing certain forms of UPDATE message, containing cluster-list and/or unknown attributes. A successful attack could cause a denial of service or potentially allow an attacker to execute arbitrary code.

A vulnerability has been identified in RUGGEDCOM CROSSBOW (All versions < V5.5). The affected systems allow the upload of arbitrary files of any unauthenticated user. An attacker could leverage this vulnerability and achieve arbitrary code execution with system privileges.

A command injection vulnerability is present that permits an unauthenticated user with access to the Aruba Instant web interface to execute arbitrary system commands within the underlying operating system. An attacker could use this ability to copy files, read configuration, write files, delete files, or reboot the device. Workaround: Block access to the Aruba Instant web interface from all untrusted users. Resolution: Fixed in Aruba Instant 4.2.4.12, 6.5.4.11, 8.3.0.6, and 8.4.0.1

A vulnerability has been identified in TIM 1531 IRC (All versions < V1.1). A remote attacker with network access to port 80/tcp or port 443/tcp could perform administrative operations on the device without prior authentication. Successful exploitation could allow to cause a denial-of-service, or read and manipulate data as well as configuration settings of the affected device. At the stage of publishing this security advisory no public exploitation is known. Siemens provides mitigations to resolve it.

A vulnerability has been identified in Polarion ALM (All versions < V2404.0). The REST API endpoints of doorsconnector of the affected product lacks proper authentication. An unauthenticated attacker could access the endpoints, and potentially execute code.

A vulnerability has been identified in SINEC NMS (All versions < V2.0 SP1). The affected application is vulnerable to SQL injection. This could allow an unauthenticated remote attacker to execute arbitrary SQL queries on the server database.

A vulnerability has been identified in Location Intelligence Perpetual Large (9DE5110-8CA13-1AX0) (All versions < V4.3), Location Intelligence Perpetual Medium (9DE5110-8CA12-1AX0) (All versions < V4.3), Location Intelligence Perpetual Non-Prod (9DE5110-8CA10-1AX0) (All versions < V4.3), Location Intelligence Perpetual Small (9DE5110-8CA11-1AX0) (All versions < V4.3), Location Intelligence SUS Large (9DE5110-8CA13-1BX0) (All versions < V4.3), Location Intelligence SUS Medium (9DE5110-8CA12-1BX0) (All versions < V4.3), Location Intelligence SUS Non-Prod (9DE5110-8CA10-1BX0) (All versions < V4.3), Location Intelligence SUS Small (9DE5110-8CA11-1BX0) (All versions < V4.3). Affected products use a hard-coded secret value for the computation of a Keyed-Hash Message Authentication Code. This could allow an unauthenticated remote attacker to gain full administrative access to the application.

The rate limiting feature in NTP 4.x before 4.2.8p4 and 4.3.x before 4.3.77 allows remote attackers to have unspecified impact via a large number of crafted requests.

A vulnerability has been identified in Cerberus PRO EN Engineering Tool (All versions < IP8), Cerberus PRO EN Fire Panel FC72x IP6 (All versions < IP6 SR3), Cerberus PRO EN Fire Panel FC72x IP7 (All versions < IP7 SR5), Cerberus PRO EN X200 Cloud Distribution IP7 (All versions < V3.0.6602), Cerberus PRO EN X200 Cloud Distribution IP8 (All versions < V4.0.5016), Cerberus PRO EN X300 Cloud Distribution IP7 (All versions < V3.2.6601), Cerberus PRO EN X300 Cloud Distribution IP8 (All versions < V4.2.5015), Cerberus PRO UL Compact Panel FC922/924 (All versions < MP4), Cerberus PRO UL Engineering Tool (All versions < MP4), Cerberus PRO UL X300 Cloud Distribution (All versions < V4.3.0001), Desigo Fire Safety UL Compact Panel FC2025/2050 (All versions < MP4), Desigo Fire Safety UL Engineering Tool (All versions < MP4), Desigo Fire Safety UL X300 Cloud Distribution (All versions < V4.3.0001), Sinteso FS20 EN Engineering Tool (All versions < MP8), Sinteso FS20 EN Fire Panel FC20 MP6 (All versions < MP6 SR3), Sinteso FS20 EN Fire Panel FC20 MP7 (All versions < MP7 SR5), Sinteso FS20 EN X200 Cloud Distribution MP7 (All versions < V3.0.6602), Sinteso FS20 EN X200 Cloud Distribution MP8 (All versions < V4.0.5016), Sinteso FS20 EN X300 Cloud Distribution MP7 (All versions < V3.2.6601), Sinteso FS20 EN X300 Cloud Distribution MP8 (All versions < V4.2.5015), Sinteso Mobile (All versions < V3.0.0). The network communication library in affected systems does not validate the length of certain X.509 certificate attributes which might result in a stack-based buffer overflow. This could allow an unauthenticated remote attacker to execute code on the underlying operating system with root privileges.

A vulnerability has been identified in Cerberus DMS V4.0 (All versions), Cerberus DMS V4.1 (All versions), Cerberus DMS V4.2 (All versions), Cerberus DMS V5.0 (All versions < v5.0 QU1), Desigo CC Compact V4.0 (All versions), Desigo CC Compact V4.1 (All versions), Desigo CC Compact V4.2 (All versions), Desigo CC Compact V5.0 (All versions < V5.0 QU1), Desigo CC V4.0 (All versions), Desigo CC V4.1 (All versions), Desigo CC V4.2 (All versions), Desigo CC V5.0 (All versions < V5.0 QU1). The application deserialises untrusted data without sufficient validations, that could result in an arbitrary deserialization. This could allow an unauthenticated attacker to execute code in the affected system. The CCOM communication component used for Windows App / Click-Once and IE Web / XBAP client connectivity are affected by the vulnerability.

A remote buffer overflow vulnerability was discovered in HPE Aruba Instant (IAP) version(s): Aruba Instant 8.7.x.x: 8.7.0.0 through 8.7.1.2. Aruba has released patches for Aruba Instant (IAP) that address this security vulnerability.

A remote buffer overflow vulnerability was discovered in Aruba SD-WAN Software and Gateways; Aruba Operating System Software version(s): Prior to 8.6.0.4-2.2.0.4; Prior to 8.7.1.2, 8.6.0.8, 8.5.0.12, 8.3.0.15. Aruba has released patches for Aruba SD-WAN Software and Gateways and ArubaOS that address this security vulnerability.

An exploitable heap overflow vulnerability exists in the WkbProgramLow function of WibuKey Network server management, version 6.40.2402.500. A specially crafted TCP packet can cause a heap overflow, potentially leading to remote code execution. An attacker can send a malformed TCP packet to trigger this vulnerability.

A vulnerability has been identified in Industrial Edge Management (All versions < V1.3). An unauthenticated attacker could change the the password of any user in the system under certain circumstances. With this an attacker could impersonate any valid user on an affected system.

A vulnerability has been identified in SCALANCE X204RNA (HSR) (All versions < V3.2.7), SCALANCE X204RNA (PRP) (All versions < V3.2.7), SCALANCE X204RNA EEC (HSR) (All versions < V3.2.7), SCALANCE X204RNA EEC (PRP) (All versions < V3.2.7), SCALANCE X204RNA EEC (PRP/HSR) (All versions < V3.2.7). The webserver of affected devices calculates session ids and nonces in an insecure manner. This could allow an unauthenticated remote attacker to brute-force session ids and hijack existing sessions.

Cross-site request forgery (CSRF) vulnerability in the web server on Siemens SIMATIC S7-1200 CPU devices with firmware before 4.1.3 allows remote attackers to hijack the authentication of unspecified victims via unknown vectors.

A vulnerability has been identified in SIPROTEC 5 relays with CPU variants CP050 (All versions < V8.80), SIPROTEC 5 relays with CPU variants CP100 (All versions < V8.80), SIPROTEC 5 relays with CPU variants CP300 (All versions < V8.80). Specially crafted packets sent to port 4443/tcp could cause a Denial-of-Service condition or potential remote code execution.

LibVNC through 0.9.12 contains a heap out-of-bounds write vulnerability in libvncserver/rfbserver.c. The fix for CVE-2018-15127 was incomplete.

LibVNC before 0.9.12 contains multiple heap out-of-bounds write vulnerabilities in libvncclient/rfbproto.c. The fix for CVE-2018-20019 was incomplete.

A vulnerability has been identified in SIMATIC IPC1047E (All versions with maxView Storage Manager < V4.14.00.26068 on Windows), SIMATIC IPC647E (All versions with maxView Storage Manager < V4.14.00.26068 on Windows), SIMATIC IPC847E (All versions with maxView Storage Manager < V4.14.00.26068 on Windows). In default installations of maxView Storage Manager where Redfish® server is configured for remote system management, a vulnerability has been identified that can provide unauthorized access.

LibVNC before 0.9.12 contains a heap out-of-bounds write vulnerability in libvncserver/rfbserver.c. The fix for CVE-2018-15127 was incomplete.

A vulnerability has been identified in SIMATIC CN 4100 (All versions < V2.7). The "intermediate installation" system state of the affected application uses default credential with admin privileges. An attacker could use the credentials to gain complete control of the affected device.

A vulnerability has been identified in SIMATIC PCS neo V4.1 (All versions < V4.1 Update 3), SIMATIC PCS neo V5.0 (All versions < V5.0 Update 1). Affected products do not correctly invalidate user sessions upon user logout. This could allow a remote unauthenticated attacker, who has obtained the session token by other means, to re-use a legitimate user's session even after logout.

A vulnerability has been identified in TIM 1531 IRC (All version < V2.0). The devices was missing proper authentication on port 102/tcp, although configured. Successful exploitation requires an attacker to be able to send packets to port 102/tcp of the affected device. No user interaction and no user privileges are required to exploit the vulnerability. At the time of advisory publication no public exploitation of this vulnerability was known.

LibVNC before commit a83439b9fbe0f03c48eb94ed05729cb016f8b72f contains multiple heap out-of-bound write vulnerabilities in VNC client code that can result remote code execution

A vulnerability has been identified in SINEC INS (All versions < V1.0 SP2 Update 2). Affected products do not properly validate the certificate of the configured UMC server. This could allow an attacker to intercept credentials that are sent to the UMC server as well as to manipulate responses, potentially allowing an attacker to escalate privileges.

An issue was discovered in Wind River VxWorks before 6.5. There is a possible heap overflow in dhcp client.

A vulnerability has been identified in SICAM PAS/PQS (All versions < V7.0). Affected software transmits the database credentials for the inbuilt SQL server in cleartext. In combination with the by default enabled xp_cmdshell feature unauthenticated remote attackers could execute custom OS commands. At the time of assigning the CVE, the affected firmware version of the component has already been superseded by succeeding mainline versions.

A vulnerability has been identified in SINUMERIK 808D V4.7 (All versions), SINUMERIK 808D V4.8 (All versions), SINUMERIK 828D V4.7 (All versions < V4.7 SP6 HF1), SINUMERIK 840D sl V4.7 (All versions < V4.7 SP6 HF5), SINUMERIK 840D sl V4.8 (All versions < V4.8 SP3). Specially crafted network packets sent to port 102/tcp (ISO-TSAP) could allow a remote attacker to either cause a Denial-of-Service condition of the integrated software firewall or allow to execute code in the context of the software firewall. The security vulnerability could be exploited by an attacker with network access to the affected systems on port 102/tcp. Successful exploitation requires no user privileges and no user interaction. The vulnerability could allow an attacker to compromise confidentiality, integrity and availability of the system. At the time of advisory publication no public exploitation of this security vulnerability was known

A vulnerability has been identified in Simcenter Amesim (All versions < V2021.1). The affected application contains a SOAP endpoint that could allow an unauthenticated remote attacker to perform DLL injection and execute arbitrary code in the context of the affected application process.

A vulnerability has been identified in APOGEE MBC (PPC) (P2 Ethernet) (All versions >= V2.6.3), APOGEE MEC (PPC) (P2 Ethernet) (All versions >= V2.6.3), APOGEE PXC Compact (BACnet) (All versions < V3.5.3), APOGEE PXC Compact (P2 Ethernet) (All versions >= V2.8), APOGEE PXC Modular (BACnet) (All versions < V3.5.3), APOGEE PXC Modular (P2 Ethernet) (All versions >= V2.8), TALON TC Compact (BACnet) (All versions < V3.5.3), TALON TC Modular (BACnet) (All versions < V3.5.3). The web server of affected devices lacks proper bounds checking when parsing the Host parameter in HTTP requests, which could lead to a buffer overflow. An unauthenticated remote attacker could exploit this vulnerability to execute arbitrary code on the device with root privileges.