A vulnerability in the logging component of Cisco Unified Communications Manager IM & Presence Service (Unified CM IM&P) could allow an authenticated, remote attacker to view sensitive information in clear text on an affected system. This vulnerability is due to the storage of unencrypted credentials in certain logs. An attacker could exploit this vulnerability by accessing the logs on an affected system and obtaining credentials that they may not normally have access to. A successful exploit could allow the attacker to access sensitive information from the device.

A vulnerability in the protocol handlers of Cisco Webex App could allow an unauthenticated, remote attacker to gain access to sensitive information. This vulnerability exists because the affected application does not safely handle file protocol handlers. An attacker could exploit this vulnerability by persuading a user to follow a link that is designed to cause the application to send requests. If the attacker can observe transmitted traffic in a privileged network position, a successful exploit could allow the attacker to capture sensitive information, including credential information, from the requests.

A vulnerability in the logging subsystem of Cisco Meeting Management could allow an authenticated, remote attacker to view sensitive information in clear text on an affected system. This vulnerability is due to improper storage of sensitive information within the web-based management interface of an affected device. An attacker could exploit this vulnerability by logging in to the web-based management interface. A successful exploit could allow the attacker to view sensitive data that is stored on the affected device.

A vulnerability in a logging function of Cisco Nexus Dashboard Insights could allow an attacker with access to a tech support file to view sensitive information. This vulnerability exists because remote controller credentials are recorded in an internal log that is stored in the tech support file. An attacker could exploit this vulnerability by accessing a tech support file that is generated from an affected system. A successful exploit could allow the attacker to view remote controller admin credentials in clear text. Note: Best practice is to store debug logs and tech support files safely and to share them only with trusted parties because they may contain sensitive information.

Multiple vulnerabilities in Cisco TelePresence Collaboration Endpoint (CE) Software and Cisco RoomOS Software could allow an attacker to conduct path traversal attacks, view sensitive data, or write arbitrary files on an affected device. For more information about these vulnerabilities, see the Details section of this advisory.

A vulnerability in Cisco Duo Epic for Hyperdrive could allow an authenticated, local attacker to view sensitive information in cleartext on an affected system. This vulnerability is due to improper storage of an unencrypted registry key. A low-privileged attacker could exploit this vulnerability by viewing or querying the registry key on the affected system. A successful exploit could allow the attacker to view sensitive information in cleartext.

A vulnerability in the web UI of Cisco Desk Phone 9800 Series, Cisco IP Phone 7800 and 8800 Series, and Cisco Video Phone 8875 could allow an unauthenticated, remote attacker to access sensitive information on an affected device. This vulnerability is due to improper storage of sensitive information within the web UI of Session Initiation Protocol (SIP)-based phone loads. An attacker could exploit this vulnerability by browsing to the IP address of a device that has Web Access enabled. A successful exploit could allow the attacker to access sensitive information, including incoming and outgoing call records. Note: Web Access is disabled by default.

The DES and Triple DES ciphers, as used in the TLS, SSH, and IPSec protocols and other protocols and products, have a birthday bound of approximately four billion blocks, which makes it easier for remote attackers to obtain cleartext data via a birthday attack against a long-duration encrypted session, as demonstrated by an HTTPS session using Triple DES in CBC mode, aka a "Sweet32" attack.

The password-management administration component in Cisco Policy Suite (CPS) 7.0.1.3, 7.0.2, 7.0.2-att, 7.0.3-att, 7.0.4-att, and 7.5.0 allows remote attackers to bypass intended RBAC restrictions and read unspecified data via unknown vectors, aka Bug ID CSCut85211.

The System Configuration Protocol (SCP) core messaging interface in Cisco Prime Network Registrar 8.2 before 8.2.3.1 and 8.3 before 8.3.2 allows remote attackers to obtain sensitive information via crafted SCP messages, aka Bug ID CSCuv35694.

Cisco WebEx Meetings Server 2.6 allows remote attackers to bypass intended access restrictions and obtain sensitive application information via unspecified vectors, aka Bug ID CSCuy92724.

The device login page in Cisco FirePOWER Management Center 5.3 through 6.0.0.1 allows remote attackers to obtain potentially sensitive software-version information by reading help files, aka Bug ID CSCuy36654.

Cisco TelePresence Video Communication Server (VCS) X8.1 through X8.7, as used in conjunction with Jabber Guest, allows remote attackers to obtain sensitive call-statistics information via a direct request to an unspecified URL, aka Bug ID CSCux73362.

A vulnerability in Cisco Meeting Server could allow an unauthenticated, remote attacker to gain access to sensitive information. The vulnerability is due to improper protections on data that is returned from user meeting requests when the Guest access via ID and passcode option is set to Legacy mode. An attacker could exploit this vulnerability by sending meeting requests to an affected system. A successful exploit could allow the attacker to determine the values of meeting room unique identifiers, possibly allowing the attacker to conduct further exploits.

Cisco Universal Small Cell devices with firmware R2.12 through R3.5 contain an image-decryption key in flash memory, which allows remote attackers to bypass a certain certificate-validation feature and obtain sensitive firmware-image and IP address data via a request to an unspecified Cisco server, aka Bug ID CSCut98082.

Cisco ASR 5000 devices with software 18.3 through 20.0.0 allow remote attackers to make configuration changes over SNMP by leveraging knowledge of the read-write community, aka Bug ID CSCuz29526.

The administration interface on Cisco DPC3939B and DPC3941 devices allows remote attackers to obtain sensitive information via a crafted HTTP request, aka Bug ID CSCus49506.

Cisco EPC3928 devices allow remote attackers to obtain sensitive configuration and credential information by making requests during the early part of the boot process, related to a "Boot Information Disclosure" issue, aka Bug ID CSCux17178.

A vulnerability in the installation process of Cisco HyperFlex Software could allow an authenticated, local attacker to read sensitive information. The vulnerability is due to insufficient cleanup of installation files. An attacker could exploit this vulnerability by accessing the residual installation files on an affected system. A successful exploit could allow the attacker to collect sensitive information regarding the configuration of the system.

Cisco IOS before 15.2(2)E1 on Catalyst switches allows remote attackers to obtain potentially sensitive software-version information via a request to the Network Mobility Services Protocol (NMSP) port, aka Bug ID CSCum62591.

Cisco Small Business 220 devices with firmware before 1.0.1.1 have a hardcoded SNMP community, which allows remote attackers to read or modify SNMP objects by leveraging knowledge of this community, aka Bug ID CSCuz76216.

Cisco NX-OS before 7.0(3)I2(2e) and 7.0(3)I4 before 7.0(3)I4(1) has an incorrect iptables local-interface configuration, which allows remote attackers to obtain sensitive information via TCP or UDP traffic, aka Bug ID CSCuz05365.

Cisco WebEx Meeting Center Original Release Base allows remote attackers to obtain sensitive information about username validity by (1) attending or (2) hosting a meeting, aka Bug ID CSCux84312.

Cisco Adaptive Security Appliance (ASA) Software 8.4 allows remote attackers to obtain sensitive information via an AnyConnect authentication attempt, aka Bug ID CSCuo65775.

Cisco Prime LAN Management Solution (LMS) through 4.2.5 uses the same database decryption key across different customers' installations, which allows local users to obtain cleartext data by leveraging console connectivity, aka Bug ID CSCuw85390.

Unspecified vulnerability in Cisco Adaptive Security Appliance (ASA) 5500 devices 8.0(3)15, 8.0(3)16, 8.1(1)4, and 8.1(1)5, when configured as a clientless SSL VPN endpoint, allows remote attackers to obtain usernames and passwords via unknown vectors, aka Bug ID CSCsq45636.

Cisco Unified Wireless IP Phone 7921, when using Protected Extensible Authentication Protocol (PEAP), does not validate server certificates, which allows remote wireless access points to steal hashed passwords and conduct man-in-the-middle (MITM) attacks.

Cisco FireSIGHT Management Center with software 4.10.3, 5.2.0, 5.3.0, 5.3.1, and 5.4.0 allows remote authenticated users to read arbitrary files via a crafted GET request, aka Bug ID CSCur25410.

The Cisco Spark application 2015-07-04 for mobile operating systems does not properly verify X.509 certificates from SSL servers, which allows man-in-the-middle attackers to spoof servers and obtain sensitive information via a crafted certificate, aka Bug IDs CSCut36742 and CSCut36844.

Cisco FirePOWER Management Center 5.4.1.3, 6.0.0, and 6.0.1 provides verbose responses to requests for help files, which allows remote attackers to obtain potentially sensitive version information by reading an unspecified field, aka Bug ID CSCux37061.

Cisco Content Delivery System Manager Software 3.2 on Videoscape Distribution Suite Service Manager allows remote attackers to obtain sensitive information via crafted URLs in REST API requests, aka Bug ID CSCuv86960.

Cisco Firepower Extensible Operating System 1.1(1.160) on Firepower 9000 devices allows remote attackers to read files via a crafted HTTP request, aka Bug ID CSCux10608.

A vulnerability in Cisco DNA Center software could allow an unauthenticated remote attacker access to sensitive information on an affected system. The vulnerability is due to improper handling of authentication tokens by the affected software. An attacker could exploit this vulnerability by sending a crafted HTTP request to an affected device. A successful exploit could allow the attacker access to sensitive device information, which includes configuration files.

A vulnerability in the media engine component of Cisco Webex Meetings Client for Windows, Cisco Webex Meetings Desktop App for Windows, and Cisco Webex Teams for Windows could allow an authenticated, local attacker to gain access to sensitive information. The vulnerability is due to unsafe logging of authentication requests by the affected software. An attacker could exploit this vulnerability by reading log files that are stored in the application directory. A successful exploit could allow the attacker to gain access to sensitive information, which could be used in further attacks.

Cisco Network Admission Control (NAC) Appliance 3.5.x, 3.6.x before 3.6.4.4, 4.0.x before 4.0.6, and 4.1.x before 4.1.2 allows remote attackers to obtain the shared secret for the Clean Access Server (CAS) and Clean Access Manager (CAM) by sniffing error logs.

A vulnerability in Cisco Webex Meetings Desktop App for Windows could allow an authenticated, local attacker to gain access to sensitive information on an affected system. The vulnerability is due to unsafe usage of shared memory that is used by the affected software. An attacker with permissions to view system memory could exploit this vulnerability by running an application on the local system that is designed to read shared memory. A successful exploit could allow the attacker to retrieve sensitive information from the shared memory, including usernames, meeting information, or authentication tokens that could aid the attacker in future attacks.

A vulnerability in Cisco Data Center Network Manager (DCNM) Software could allow an authenticated, local attacker to obtain confidential information from an affected device. The vulnerability is due to insufficient protection of confidential information on an affected device. An attacker at any privilege level could exploit this vulnerability by accessing local filesystems and extracting sensitive information from them. A successful exploit could allow the attacker to view sensitive data, which they could use to elevate their privilege.

Cisco DPQ3925 devices with EDVA r1 Base allow remote attackers to obtain sensitive information via a crafted HTTP request, aka Bug ID CSCuv03958.

Cisco Unified Communications Domain Manager before 10.6(1) provides different error messages for pathname access attempts depending on whether the pathname exists, which allows remote attackers to map a filesystem via a series of requests, aka Bug ID CSCut67891.

Cisco TelePresence IX5000 8.0.3 stores a private key associated with an X.509 certificate under the web root with insufficient access control, which allows remote attackers to obtain cleartext versions of HTTPS traffic or spoof devices via a direct request to the certificate directory, aka Bug ID CSCuu63501.

A vulnerability in the web-based management interface of Cisco Prime Collaboration Provisioning could allow an unauthenticated, remote attacker to obtain sensitive information about an affected device. The vulnerability exists because replies from the web-based management interface include unnecessary server information. An attacker could exploit this vulnerability by inspecting replies received from the web-based management interface. A successful exploit could allow the attacker to obtain details about the operating system, including the web server version that is running on the device, which could be used to perform further attacks.

A vulnerability in the web services interface of Cisco Adaptive Security Appliance (ASA) Software and Cisco Firepower Threat Defense (FTD) Software could allow an unauthenticated, remote attacker to retrieve memory contents on an affected device, which could lead to the disclosure of confidential information. The vulnerability is due to a buffer tracking issue when the software parses invalid URLs that are requested from the web services interface. An attacker could exploit this vulnerability by sending a crafted GET request to the web services interface. A successful exploit could allow the attacker to retrieve memory contents, which could lead to the disclosure of confidential information. Note: This vulnerability affects only specific AnyConnect and WebVPN configurations. For more information, see the Vulnerable Products section.

The debug-logging (aka debug cns) feature in Cisco Networking Services (CNS) for IOS 15.2(2)E3 allows local users to obtain sensitive information by reading an unspecified file, aka Bug ID CSCux18010.

A vulnerability in the multicast DNS (mDNS) protocol configuration of Cisco Webex Meetings Client for MacOS could allow an unauthenticated adjacent attacker to obtain sensitive information about the device on which the Webex client is running. The vulnerability exists because sensitive information is included in the mDNS reply. An attacker could exploit this vulnerability by doing an mDNS query for a particular service against an affected device. A successful exploit could allow the attacker to gain access to sensitive information.

Cisco Jabber 10.6.x, 11.0.x, and 11.1.x on Windows allows man-in-the-middle attackers to conduct STARTTLS downgrade attacks and trigger cleartext XMPP sessions via unspecified vectors, aka Bug ID CSCuw87419.

The web interface in Cisco Unified Computing System (UCS) 2.2(5b)A on blade servers allows remote attackers to obtain potentially sensitive version information by visiting an unspecified URL, aka Bug ID CSCuw87226.

The random-number generator on Cisco Small Business RV routers 4.x and SA500 security appliances 2.2.07 does not have sufficient entropy, which makes it easier for remote attackers to determine a TLS key pair via unspecified computations upon handshake key-exchange data, aka Bug ID CSCus15224.

The web framework in Cisco Prime Collaboration Assurance (PCA) 10.5(1) allows remote authenticated users to bypass intended access restrictions and read arbitrary files via a crafted URL, aka Bug ID CSCus88380.

Cisco TelePresence Video Communication Server (VCS) X8.6 uses the same encryption key across different customers' installations, which makes it easier for local users to defeat cryptographic protection mechanisms by leveraging knowledge of a key from another installation, aka Bug ID CSCuw64516.

The HTTP daemon in the Cisco Unified IP Phone, when the Extension Mobility feature is enabled, allows remote authenticated users of other phones associated with the same CUCM server to eavesdrop on the physical environment via a CiscoIPPhoneExecute message containing a URL attribute of an ExecuteItem element that specifies a Real-Time Transport Protocol (RTP) audio stream.