4.3
CVSSv2

CVE-2014-7991

Published: 14/11/2014 Updated: 08/09/2017
CVSS v2 Base Score: 4.3 | Impact Score: 2.9 | Exploitability Score: 8.6
VMScore: 383
Vector: AV:N/AC:M/Au:N/C:N/I:P/A:N

Vulnerability Summary

The Remote Mobile Access Subsystem in Cisco Unified Communications Manager (CM) 10.0(1) and previous versions does not properly validate the Subject Alternative Name (SAN) field of an X.509 certificate, which allows man-in-the-middle malicious users to spoof VCS core devices via a crafted certificate issued by a legitimate Certification Authority, aka Bug ID CSCuq86376.

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cisco unified communications manager 10.0

cisco unified communications manager

Vendor Advisories

A vulnerability in the Remote Mobile Access Subsystem in Cisco Unified Communications Manager (Cisco Unified CM) could allow an unauthenticated, remote attacker to supply a crafted Transport Layer Security (TLS) certificate that may be accepted by the affected device The vulnerability is due to improper validation of the SAN field of a TLS certif ...