CVE-2014-7991 Security feature bypass in n/a
Man-in-the-middle attackers can spoof VCS core devices by exploiting improper X.509 certificate validation in Cisco Unified Communications Manager.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2014-7991?
CVE-2014-7991 is a medium-severity vulnerability in Cisco Unified Communications Manager, published on 14 Nov 2014. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
The Remote Mobile Access Subsystem in Cisco Unified Communications Manager (CM) 10.0(1) and earlier does not properly validate the Subject Alternative Name (SAN) field of an X.509 certificate, which allows man-in-the-middle attackers to spoof VCS core devices via a crafted certificate issued by a legitimate Certification Authority, aka Bug ID CSCuq86376.
Weakness: CWE-310
Which versions are affected by CVE-2014-7991?
It affects 1 product.
Products include Cisco Unified Communications Manager.
How do I fix CVE-2014-7991?
No fix has been published for CVE-2014-7991 yet. Limit exposure of the affected software until one is available.
Is CVE-2014-7991 being exploited?
There is no known exploitation of CVE-2014-7991 in the wild and no public exploit code.
Other vulnerabilities in Cisco Unified Communications Manager
- CVE-2026-20230 Cisco Unified Communications Manager Server-Side Request Forgery (SSRF)
- CVE-2026-20045 Cisco Unified Communications Products Code Injection
- CVE-2025-20309 Cisco Unified Communications Manager Static SSH Credentials Vulnerability
- CVE-2011-1643 Information disclosure in n/a
- CVE-2024-20253 Deserialization in Cisco Packaged Contact Center Enterprise
Sources
Also known as GHSA-pwqj-948j-h8ph.