CVE-2020-3360: Cisco Unified IP Phone 6901 Firmware

Medium severity, CVSS 5.3. EPSS: 1.3% chance of exploitation in the next 30 days.

A vulnerability in the Web Access feature of Cisco IP Phones Series 7800 and Series 8800 could allow an unauthenticated, remote attacker to view sensitive information on an affected device. The vulnerability is due to improper access controls on the web-based management interface of an affected device. An attacker could exploit this vulnerability by sending malicious requests to the device, which could allow the attacker to bypass access restrictions. A successful attack could allow the attacker to view sensitive information, including device call logs that contain names, usernames, and phone numbers of users of the device.

Affected products

• Cisco Unified IP Phone 6901 Firmware: up to and including 12.8\(1\)
• Cisco Unified IP Phone 6911 Firmware: up to and including 12.8\(1\)
• Cisco Unified IP Phone 6921 Firmware: up to and including 12.8\(1\)
• Cisco Unified IP Phone 6941 Firmware: up to and including 12.8\(1\)
• Cisco Unified IP Phone 6945 Firmware: up to and including 12.8\(1\)
• Cisco Unified IP Phone 6961 Firmware: up to and including 12.8\(1\)
• Cisco Unified IP Phone 7811 Firmware: up to and including 12.8\(1\)
• Cisco Unified IP Phone 7821 Firmware: up to and including 12.8\(1\)
• Cisco Unified IP Phone 7832 Firmware: up to and including 12.8\(1\)
• Cisco Unified IP Phone 7841 Firmware: up to and including 12.8\(1\)
• Cisco Unified IP Phone 7861 Firmware: up to and including 12.8\(1\)
• Cisco Unified IP Phone 7906g Firmware: up to and including 12.8\(1\)
• Cisco Unified IP Phone 7911g Firmware: up to and including 12.8\(1\)
• Cisco Unified IP Phone 7931g Firmware: up to and including 12.8\(1\)
• Cisco Unified IP Phone 7937g Firmware: up to and including 12.8\(1\)
• Cisco Unified IP Phone 7940g Firmware: up to and including 12.8\(1\)
• Cisco Unified IP Phone 7941g Firmware: up to and including 12.8\(1\)
• Cisco Unified IP Phone 7942g Firmware: up to and including 12.8\(1\)
• Cisco Unified IP Phone 7945g Firmware: up to and including 12.8\(1\)
• Cisco Unified IP Phone 7960g Firmware: up to and including 12.8\(1\)
• Cisco Unified IP Phone 7961g Firmware: up to and including 12.8\(1\)
• Cisco Unified IP Phone 7962g Firmware: up to and including 12.8\(1\)
• Cisco Unified IP Phone 7965g Firmware: up to and including 12.8\(1\)
• Cisco Unified IP Phone 7975g Firmware: up to and including 12.8\(1\)
• Cisco Unified IP Phone 8811 Firmware: up to and including 12.8\(1\)
• and 12 more

Published 2020-06-18. Last modified 2026-06-17.