Cisco Unified IP Phones 7900 devices (aka TNP phones) with software before 9.2.1 do not properly verify signatures for software images, which allows local users to gain privileges via a crafted image, aka Bug ID CSCtn65962.
CVSS Severity (version 2.0):
Impact Subscore: 2.9
Exploitability Subscore: 2.7
CVSS Version 2 Metrics:
Access Vector: Locally exploitable
Access Complexity: Medium
Authentication: Required to exploit
Impact Type: Allows unauthorized disclosure of information
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20110601 Multiple Vulnerabilities in Cisco Unified IP Phones 7900 Series