What’s Vulnerable › Vulnerabilities

CVE-2015-4316

• Severity: medium (CVSS 5.5 v2.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 1.9% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2015-08-20 · updated 2026-06-17
• Weakness: CWE-20

Description

The Mobile and Remote Access (MRA) endpoint-validation feature in Cisco TelePresence Video Communication Server (VCS) Expressway X8.5.2 improperly validates the phone line used for registration, which allows remote authenticated users to conduct impersonation attacks via a crafted registration, aka Bug ID CSCuv40396.

Affected products

• Cisco Telepresence Video Communication Server Software: x8.5.2

References

• http://tools.cisco.com/security/center/viewAlert.x?alertId=40445
• http://www.securityfocus.com/bid/76353
• http://www.securitytracker.com/id/1033282
• http://tools.cisco.com/security/center/viewAlert.x?alertId=40445
• http://www.securityfocus.com/bid/76353
• http://www.securitytracker.com/id/1033282

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