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Unified Communications
Cisco TelePresence Video Communication Server (VCS)
Security Advisories, Responses and Notices
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Cisco Expressway Series Cross-Site Request Forgery Vulnerabilities
07/Feb/2024
New
HTTP/2 Rapid Reset Attack Affecting Cisco Products: October 2023
16/Oct/2023
Cisco Expressway Series and Cisco TelePresence Video Communication Server Command Injection Vulnerability
16/Aug/2023
Cisco Expressway Series and Cisco TelePresence Video Communication Server Privilege Escalation Vulnerabilities
07/Jun/2023
Cisco Expressway Series and Cisco TelePresence Video Communication Server Vulnerabilities
05/Oct/2022
Cisco Expressway Series and Cisco TelePresence Video Communication Server Vulnerabilities
06/Jul/2022
Cisco Expressway Series and Cisco TelePresence Video Communication Server Vulnerabilities
18/May/2022
Cisco Expressway Series and Cisco TelePresence Video Communication Server Vulnerabilities
02/Mar/2022
Multiple Vulnerabilities in Apache HTTP Server Affecting Cisco Products: November 2021
24/Nov/2021
Cisco Expressway Series and TelePresence Video Communication Server Image Verification Vulnerability
18/Aug/2021
Cisco Expressway Series and TelePresence Video Communication Server Remote Code Execution Vulnerability
18/Aug/2021
Multiple Vulnerabilities in dnsmasq DNS Forwarder Affecting Cisco Products: January 2021
19/Jan/2021
Cisco Expressway Software TURN Server Configuration Issue
18/Nov/2020
Cisco Expressway Series and TelePresence Video Communication Server Denial of Service Vulnerability
07/Oct/2020
Cisco Expressway Series and TelePresence Video Communication Server Cross-Site Scripting Vulnerability
16/Oct/2019
Cisco TelePresence Video Communication Server and Cisco Expressway Series Server-Side Request Forgery Vulnerability
05/Jun/2019
Cisco Unified Communications Manager IM&P Service, Cisco TelePresence VCS, and Cisco Expressway Series Denial of Service Vulnerability
05/Jun/2019
Cisco Expressway Series and Cisco TelePresence Video Communication Server Cross-Site Request Forgery Vulnerability
17/Apr/2019
Cisco Expressway Series and Cisco TelePresence Video Communication Server Denial of Service Vulnerability
17/Apr/2019
Cisco Expressway Series and Cisco TelePresence Video Communication Server Denial of Service Vulnerability
17/Apr/2019
Cisco TelePresence Conductor, Cisco Expressway Series, and Cisco TelePresence Video Communication Server REST API Server-Side Request Forgery Vulnerability
06/Feb/2019
Cisco Expressway Series and Cisco TelePresence Video Communication Server Remote Code Execution Vulnerability
03/Oct/2018
Cisco Unified Communications Manager IM & Presence Service Denial of Service Vulnerability
15/Aug/2018
Cisco TelePresence Video Communication Server Expressway Denial of Service Vulnerability
20/Jun/2018
Cisco Expressway Series, Cisco TelePresence Video Communication Server, and Cisco TelePresence Conductor REST API Denial of Service Vulnerability
18/Oct/2017
Cisco TelePresence Video Communication Server Denial of Service Vulnerability
16/Aug/2017
Multiple Vulnerabilities in OpenSSL Affecting Cisco Products: January and February 2017
30/Jan/2017
Cisco Expressway Series and TelePresence VCS Denial of Service Vulnerability
25/Jan/2017
Cisco Expressway Series Software Security Bypass Vulnerability
07/Dec/2016
Multiple Vulnerabilities in Network Time Protocol Daemon Affecting Cisco Products: November 2016
23/Nov/2016
Vulnerability in Linux Kernel Affecting Cisco Products: October 2016
26/Oct/2016
Multiple Vulnerabilities in OpenSSL Affecting Cisco Products: September 2016
27/Sep/2016
Cisco Video Communication Server and Expressway Trusted Certificate Authentication Bypass Vulnerability
06/Jul/2016
Multiple Vulnerabilities in Network Time Protocol Daemon Affecting Cisco Products: June 2016
03/Jun/2016
Cisco Video Communication Server Session Initiation Protocol Packet Processing Denial of Service Vulnerability
16/May/2016
Multiple Vulnerabilities in OpenSSL Affecting Cisco Products: May 2016
04/May/2016
Cisco TelePresence Video Communication Server Denial of Service Vulnerability
09/Mar/2016
Multiple Vulnerabilities in OpenSSL Affecting Cisco Products: March 2016
02/Mar/2016
Vulnerability in GNU glibc Affecting Cisco Products: February 2016
18/Feb/2016
Cisco Video Communications Server Information Disclosure Vulnerability
08/Feb/2016
Multiple Vulnerabilities in OpenSSL (January 2016) Affecting Cisco Products
29/Jan/2016
Cisco TelePresence Video Communication Server Information Disclosure Vulnerability
10/Dec/2015
Cisco TelePresence Video Communication Server Expressway Web Framework Code Unauthorized Access Vulnerability
09/Dec/2015
Cisco Unified Communications Manager Mobile and Remote Access Services Identity Attack Vulnerability
09/Dec/2015
Multiple Vulnerabilities in OpenSSL (December 2015) Affecting Cisco Products
04/Dec/2015
Cisco TelePresence Video Communication Server Cross-Site Request Forgery Vulnerability
20/Nov/2015
OpenSSL RSA Temporary Key Cryptographic Downgrade Vulnerability
08/Oct/2015
Cisco TelePresence Video Communication Server SDP Over SIP Denial of Service Vulnerability
08/Oct/2015
Cisco TelePresence Video Communication Server Command Injection Vulnerability
08/Oct/2015
Cisco TelePresence Video Communication Server Expressway Information Disclosure Vulnerability
08/Oct/2015
Cisco TelePresence Video Communication Server Expressway Access Vulnerability
08/Oct/2015
Cisco Telepresence Video Communication Server Expressway Call Policy Configuration Page Denial of Service Vulnerability
08/Oct/2015
Cisco TelePresence Video Communication Server Expressway File Modification Vulnerability
08/Oct/2015
Cisco Telepresence Video Communication Server Cross-Site Scripting Vulnerability
08/Oct/2015
Cisco TelePresence Video Communication Server Policy Services Security Bypass Vulnerability
03/Oct/2015
Cisco TelePresence Video Communication Server Expressway Default SSL Certificate Vulnerability
03/Oct/2015
Cisco TelePresence VCS and Expressway High CPU Utilization Vulnerability
02/Oct/2015
OpenSSL Alternative Chains Certificate Forgery Vulnerability (July 2015) Affecting Cisco Products
10/Jul/2015
Multiple Vulnerabilities in OpenSSL (June 2015) Affecting Cisco Products
12/Jun/2015
Multiple Vulnerabilities in ntpd (April 2015) Affecting Cisco Products
08/Apr/2015
Multiple Vulnerabilities in Cisco TelePresence Video Communication Server, Cisco Expressway, and Cisco TelePresence Conductor
11/Mar/2015
Multiple Vulnerabilities in OpenSSL (January 2015) Affecting Cisco Products
10/Mar/2015
GNU glibc gethostbyname Function Buffer Overflow Vulnerability
28/Jan/2015
Cisco TelePresence Video Communication Server SIP Denial of Service Vulnerability
09/Nov/2014
Multiple Vulnerabilities in Cisco TelePresence Video Communication Server and Cisco Expressway Software
15/Oct/2014
OpenSSL Heartbeat Extension Vulnerability in Multiple Cisco Products
09/Oct/2014
GNU Bash Environment Variable Command Injection Vulnerability
26/Sep/2014
Cisco TelePresence Video Communication Server Session Initiation Protocol Denial of Service Vulnerabilities
31/May/2014
Support Documentation
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Security Notices
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