CVE-2013-6685: Cisco Unified IP Phone 8961

Medium severity, CVSS 6.6. EPSS: 0.3% chance of exploitation in the next 30 days.

The firmware on Cisco Unified IP phones 8961, 9951, and 9971 uses weak permissions for memory block devices, which allows local users to gain privileges by mounting a device with a setuid file in its filesystem, aka Bug ID CSCui04382.

Affected products

• Cisco Unified IP Phone 8961
• Cisco Unified IP Phone 9951
• Cisco Unified IP Phone 9971
• Cisco Unified IP Phone Firmware: affected versions not specified

Published 2013-11-13. Last modified 2026-06-17.