Cisco IOS XR allows local users to cause a denial of service (Silicon Packet Processor memory corruption, improper mutex handling, and device reload) by starting an outbound flood of large ICMP Echo Request packets and stopping this with a CTRL-C sequence, aka Bug ID CSCui60347.

Cisco Unified IP 9900 phones with firmware 9.4(.1) and earlier allow local users to cause a denial of service (device reload) via crafted commands, aka Bug ID CSCup92790.

Cisco Unified IP 9900 phones with firmware 9.4(.1) and earlier use weak permissions for unspecified files, which allows local users to cause a denial of service (persistent hang or reboot) by writing to a phone's filesystem, aka Bug ID CSCup90474.

The fabric-interconnect component in Cisco Unified Computing System (UCS) allows local users to cause a denial of service via crafted command parameters that trigger hardware-component write operations, aka Bug ID CSCtq86549.

Memory leak in the CLI component on Cisco Unified Computing System (UCS) 6100 Fabric Interconnect devices, in certain situations that lack a SPAN session, allows local users to cause a denial of service (memory consumption and device reset) via a (1) "show monitor session all" or (2) "show monitor session" command, aka Bug ID CSCug20103.

The crypto engine process in Cisco IOS on Aggregation Services Router (ASR) Route Processor 2 does not properly manage memory, which allows local users to cause a denial of service (route processor crash) by creating multiple tunnels and then examining encryption statistics, aka Bug ID CSCuc52193.

Cisco NX-OS 6.2(2) on Nexus 7000 switches allows local users to cause a denial of service via crafted sed input, aka Bug ID CSCui56136.

The Manager component in Cisco Unified Computing System (UCS) allows local users to cause a denial of service via an invalid Smart Call Home contact address, aka Bug ID CSCtl00186.

The VPN driver in Cisco VPN Client on Windows does not properly interact with the kernel, which allows local users to cause a denial of service (kernel fault and system crash) via a crafted application, aka Bug ID CSCuc81669.

The ACL implementation in Cisco IOS before 15.1(1)SY on Catalyst 6500 and 7600 devices allows local users to cause a denial of service (device reload) via a "no object-group" command followed by an object-group command, aka Bug ID CSCts16133.

The fabric-interconnect component in Cisco Unified Computing System (UCS) allows local users to cause a denial of service (component crash) via crafted "debug hardware" parameters, aka Bug ID CSCtq86468.

Buffer overflow in the Conference Control Protocol API implementation in Cisco TelePresence Server software before 4.1(2.33) on 7010, MSE 8710, Multiparty Media 310 and 320, and Virtual Machine devices allows remote attackers to cause a denial of service (device crash) via a crafted URL, aka Bug ID CSCuu28277.

The encryption-processing feature in Cisco libSRTP before 1.5.3 allows remote attackers to cause a denial of service via crafted fields in SRTP packets, aka Bug ID CSCux00686.

Cisco Web Security Appliance (WSA) 8.0.7 allows remote HTTP servers to cause a denial of service (memory consumption from stale TCP connections) via crafted responses, aka Bug ID CSCuw10426.

Cisco TelePresence Server 3.1 on 7010, Mobility Services Engine (MSE) 8710, Multiparty Media 310 and 320, and Virtual Machine (VM) devices allows remote attackers to cause a denial of service (device reload) via malformed STUN packets, aka Bug ID CSCuv01348.

The Neighbor Discovery (ND) protocol implementation in the IPv6 stack in Cisco IOS 15.3(3)S0.1 on ASR devices mishandles internal tables, which allows remote attackers to cause a denial of service (memory consumption or device crash) via a flood of crafted ND messages, aka Bug ID CSCup28217.

The IPv4 implementation on Cisco ASR 1000 devices with software 15.5(3)S allows remote attackers to cause a denial of service (ESP QFP CPU consumption) by triggering packet fragmentation and reassembly, aka Bug ID CSCuv71273.

The Proxy Mobile IPv6 (PMIPv6) component in the CDMA implementation on Cisco ASR 5000 devices with software 19.0.M0.60737 allows remote attackers to cause a denial of service (hamgr process restart) via a crafted header in a PMIPv6 packet, aka Bug ID CSCuv63280.

Buffer overflow in Cisco NX-OS on Nexus 1000V devices for VMware vSphere 7.3(0)ZN(0.9); Nexus 3000 devices 6.0(2)U5(1.41), 7.0(3)I2(0.373), and 7.3(0)ZN(0.83); Nexus 4000 devices 4.1(2)E1(1b); Nexus 7000 devices 6.2(14)S1; Nexus 9000 devices 7.3(0)ZN(0.9); and MDS 9000 devices 6.2 (13) and 7.1(0)ZN(91.99) and MDS SAN-OS 7.1(0)ZN(91.99) allows remote attackers to cause a denial of service (device outage) via a crafted ARP packet, related to incorrect MTU validation, aka Bug IDs CSCuv71933, CSCuv61341, CSCuv61321, CSCuu78074, CSCut37060, CSCuv61266, CSCuv61351, CSCuv61358, and CSCuv61366.

Buffer overflow in Cisco NX-OS on Nexus 1000V devices for VMware vSphere 7.3(0)ZN(0.81), Nexus 3000 devices 7.3(0)ZN(0.81), Nexus 4000 devices 4.1(2)E1(1c), Nexus 7000 devices 7.2(0)N1(0.1), and Nexus 9000 devices 7.3(0)ZN(0.81) allows remote attackers to cause a denial of service (IGMP process restart) via a malformed IGMPv3 packet that is mishandled during memory allocation, aka Bug IDs CSCuv69713, CSCuv69717, CSCuv69723, CSCuv69732, and CSCuv48908.

Multiple vulnerabilities in Cisco SD-WAN vEdge Software could allow an attacker to execute arbitrary code as the root user or cause a denial of service (DoS) condition on an affected device. For more information about these vulnerabilities, see the Details section of this advisory.

Cisco Cloud Web Security before 3.0.1.7 allows remote attackers to bypass intended filtering protection mechanisms by leveraging improper handling of HTTP methods, aka Bug ID CSCut69743.

Stack-based buffer overflow in the WebexUCFObject ActiveX control in atucfobj.dll in Cisco WebEx Meeting Manager before 20.2008.2606.4919 allows remote attackers to execute arbitrary code via a long argument to the NewObject method.

Stack-based buffer overflow in the SetSource method in the NetCamPlayerWeb11gv2 ActiveX control in NetCamPlayerWeb11gv2.ocx on the Cisco Linksys WVC54GC wireless video camera before firmware 1.25 allows remote attackers to execute arbitrary code via long invalid arguments.

Buffer overflow in decode.cpp in Cisco OpenH264 1.2.0 and earlier allows remote attackers to execute arbitrary code via an encoded media file.

Multiple buffer overflows in securecgi-bin/CSuserCGI.exe in User-Changeable Password (UCP) before 4.2 in Cisco Secure Access Control Server (ACS) for Windows and ACS Solution Engine allow remote attackers to execute arbitrary code via a long argument located immediately after the Logout argument, and possibly unspecified other vectors.

Buffer overflow in Cisco Unified IP Phone 7940, 7940G, 7960, and 7960G running SCCP and SIP firmware might allow remote attackers to execute arbitrary code via a crafted DNS response.

Heap-based buffer overflow in Cisco Unified IP Phone 7940, 7940G, 7960, and 7960G running SIP firmware might allow remote SIP servers to execute arbitrary code via a crafted challenge/response message.

Buffer overflow in the telnet server in Cisco Unified IP Phone 7906G, 7911G, 7941G, 7961G, 7970G, and 7971G running SCCP firmware might allow remote authenticated users to execute arbitrary code via a crafted command.

Buffer overflow in the Smart Call Home implementation in Cisco NX-OS on Fabric Interconnects in Cisco Unified Computing System 1.4 before 1.4(1i), NX-OS 5.0 before 5.0(3)U2(2) on Nexus 3000 devices, NX-OS 4.1 before 4.1(2)E1(1l) on Nexus 4000 devices, NX-OS 5.x before 5.1(3)N1(1) on Nexus 5000 devices, NX-OS 5.2 before 5.2(3a) on Nexus 7000 devices, and CG-OS CG4 before CG4(2) on Connected 1000 Connected Grid Routers allows remote SMTP servers to execute arbitrary code via a crafted reply, aka Bug IDs CSCtk00695, CSCts56633, CSCts56632, CSCts56628, CSCug14405, and CSCuf61322.

Buffer overflow in Cisco Unified IP Phone 7940, 7940G, 7960, and 7960G running SIP firmware might allow remote attackers to execute arbitrary code via a SIP message with crafted MIME data.

Heap-based buffer overflow in the file-sharing feature in WebEx Meetings Client in Cisco WebEx Meetings Server and WebEx Meeting Center allows remote attackers to execute arbitrary code via crafted data, aka Bug IDs CSCup62463 and CSCup58467.

The metadata flow feature in Cisco IOS 15.1 through 15.3 and IOS XE 3.3.xXO before 3.3.1XO, 3.6.xS and 3.7.xS before 3.7.6S, and 3.8.xS, 3.9.xS, and 3.10.xS before 3.10.1S allows remote attackers to cause a denial of service (device reload) via malformed RSVP packets, aka Bug ID CSCug75942.

The ALG module in Cisco IOS 15.0 through 15.4 does not properly implement SIP over NAT, which allows remote attackers to cause a denial of service (device reload) via multipart SDP IPv4 traffic, aka Bug ID CSCun54071.

Heap-based buffer overflow in Cisco WebEx Recording Format (WRF) player T27 LD before SP32 EP16, T28 before T28.12, and T29 before T29.2 allows remote attackers to execute arbitrary code or cause a denial of service (memory corruption and application crash) via a crafted audio channel in a .wrf file, aka Bug ID CSCuc39458.

Buffer overflow in Cisco Advanced Recording Format (ARF) player T27 LD before SP32 EP16, T28 before T28.12, and T29 before T29.2 allows remote attackers to execute arbitrary code or cause a denial of service (memory corruption and application crash) via a crafted .arf file, aka Bug IDs CSCui72223, CSCul01163, and CSCul01166.

Buffer overflow in Cisco Advanced Recording Format (ARF) player T27 LD before SP32 EP16, T28 before T28.12, and T29 before T29.2 allows remote attackers to execute arbitrary code or cause a denial of service (memory corruption and application crash) via a crafted .arf file, aka Bug IDs CSCul87216 and CSCuj07603.

The session-termination functionality on Cisco ONS 15454 controller cards with software 9.6 and earlier does not initialize an unspecified pointer, which allows remote authenticated users to cause a denial of service (card reset) via crafted session-close actions, aka Bug ID CSCug97416.

Buffer overflow in Cisco TelePresence TC Software 4.x and 5.x and TE Software 4.x and 6.0 allows local users to gain privileges by leveraging improper handling of the u-boot compiler flag for internal executable files, aka Bug ID CSCub67693.

Heap-based buffer overflow in Cisco TelePresence TC Software 4.x through 6.x before 6.0.1 and TE Software 4.x and 6.0.x before 6.0.2 allows remote attackers to execute arbitrary code via crafted SIP packets, aka Bug ID CSCud81796.

Multiple vulnerabilities in the web-based management interface of Cisco Small Business RV320 and RV325 Series Routers and Cisco Small Business RV016, RV042, and RV082 Routers could allow an authenticated, remote attacker with administrative privileges to execute arbitrary code on an affected device. The vulnerabilities are due to insufficient boundary restrictions on user-supplied input to scripts in the web-based management interface. An attacker with administrative privileges that are sufficient to log in to the web-based management interface could exploit each vulnerability by sending crafted requests that contain overly large values to an affected device, causing a stack overflow. A successful exploit could allow the attacker to cause the device to crash or allow the attacker to execute arbitrary code with root privileges on the underlying operating system.

Multiple vulnerabilities in the web-based management interface of Cisco Small Business RV320 and RV325 Series Routers and Cisco Small Business RV016, RV042, and RV082 Routers could allow an authenticated, remote attacker with administrative privileges to execute arbitrary code on an affected device. The vulnerabilities are due to insufficient boundary restrictions on user-supplied input to scripts in the web-based management interface. An attacker with administrative privileges that are sufficient to log in to the web-based management interface could exploit each vulnerability by sending crafted requests that contain overly large values to an affected device, causing a stack overflow. A successful exploit could allow the attacker to cause the device to crash or allow the attacker to execute arbitrary code with root privileges on the underlying operating system.

Buffer overflow in Cisco TelePresence TC Software 4.x and 5.x and TE Software 4.x and 6.0 allows remote attackers to execute arbitrary code via crafted DNS response packets, aka Bug ID CSCty44804.

A vulnerability in the web-based management interface of Cisco RV110W Wireless-N VPN Firewall and Cisco RV215W Wireless-N VPN Router could allow an unauthenticated, remote attacker to execute arbitrary code on an affected device. The vulnerability is due to improper validation of user-supplied input data by the web-based management interface. An attacker could exploit this vulnerability by sending crafted requests to a targeted device. A successful exploit could allow the attacker to execute arbitrary code with the privileges of the root user.

Buffer overflow in Cisco Advanced Recording Format (ARF) player T27 LD before SP32 EP16, T28 before T28.12, and T29 before T29.2 allows remote attackers to execute arbitrary code or cause a denial of service (memory corruption and application crash) via a crafted .arf file that triggers improper LZW decompression, aka Bug ID CSCuj87565.

Cisco WebEx Recording Format (WRF) player and Advanced Recording Format (ARF) player T27 LD before SP32 EP16, T28 before T28.12, and T29 before T29.2 allow remote attackers to cause a denial of service (application crash) via a crafted (1) .wrf or (2) .arf file that triggers a buffer over-read, aka Bug ID CSCuh52768.

A vulnerability in the web-based management interface of Cisco Small Business RV110W, RV130, RV130W, and RV215W Routers could allow an unauthenticated, remote attacker to execute arbitrary code on an affected device. The vulnerability is due to improper validation of user-supplied input in the web-based management interface. An attacker could exploit this vulnerability by sending crafted HTTP requests to a targeted device. A successful exploit could allow the attacker to execute arbitrary code as the root user on the underlying operating system of the affected device.

Multiple vulnerabilities in the web-based management interface of Cisco Small Business RV320 and RV325 Series Routers and Cisco Small Business RV016, RV042, and RV082 Routers could allow an authenticated, remote attacker with administrative privileges to execute arbitrary code on an affected device. The vulnerabilities are due to insufficient boundary restrictions on user-supplied input to scripts in the web-based management interface. An attacker with administrative privileges that are sufficient to log in to the web-based management interface could exploit each vulnerability by sending crafted requests that contain overly large values to an affected device, causing a stack overflow. A successful exploit could allow the attacker to cause the device to crash or allow the attacker to execute arbitrary code with root privileges on the underlying operating system.

Multiple vulnerabilities in the web-based management interface of Cisco Small Business RV320 and RV325 Series Routers and Cisco Small Business RV016, RV042, and RV082 Routers could allow an authenticated, remote attacker with administrative privileges to execute arbitrary code on an affected device. The vulnerabilities are due to insufficient boundary restrictions on user-supplied input to scripts in the web-based management interface. An attacker with administrative privileges that are sufficient to log in to the web-based management interface could exploit each vulnerability by sending crafted requests that contain overly large values to an affected device, causing a stack overflow. A successful exploit could allow the attacker to cause the device to crash or allow the attacker to execute arbitrary code with root privileges on the underlying operating system.

Stack-based buffer overflow in the Line Printer Daemon (LPD) in Cisco IOS before 12.2(18)SXF11, 12.4(16a), and 12.4(2)T6 allow remote attackers to execute arbitrary code by setting a long hostname on the target system, then causing an error message to be printed, as demonstrated by a telnet session to the LPD from a source port other than 515.