CVE-2011-2545: Cisco SPA2102 Phone Adapter With Router

Medium severity, CVSS 4.3. EPSS: 0.9% chance of exploitation in the next 30 days.

Cross-site scripting (XSS) vulnerability in the SIP implementation on the Cisco SPA8000 and SPA8800 before 6.1.11, SPA2102 and SPA3102 before 5.2.13, and SPA 500 series IP phones before 7.4.9 allows remote attackers to inject arbitrary web script or HTML via the FROM field of an INVITE message, aka Bug IDs CSCtr27277, CSCtr27256, CSCtr27274, and CSCtr14715.

Affected products

• Cisco SPA2102 Phone Adapter With Router
• Cisco SPA2102 Phone Adapter With Router Firmware: up to and including 5.2.12; version 5.2.3 only; version 5.2.5 only; version 5.2.10 only
• Cisco SPA3102 Voice Gateway With Router
• Cisco SPA3102 Voice Gateway With Router Firmware: up to and including 5.1.10; version 3.3.6 only; version 5.1.7 only
• Cisco SPA8000 8-Port IP Telephony Gateway
• Cisco SPA8000 8-Port IP Telephony Gateway Firmware: up to and including 6.1.10; version 5.1.12 only; version 6.1.3 only
• Cisco SPA8800 8-Port IP Telephony Gateway Firmware: up to and including 6.1.7
• Cisco SPA8800 IP Telephony Gateway
• Cisco Spa 500 Series IP Phone Firmware: up to and including 7.4.8; version 7.3.7 only; version 7.4.3 only; version 7.4.4 only; version 7.4.6 only; version 7.4.7 only
• Cisco Spa 501g 8-Line IP Phone
• Cisco Spa 502g 1-Line IP Phone
• Cisco Spa 504g 4-Line IP Phone
• Cisco Spa 508g 8-Line IP Phone
• Cisco Spa 509g 12-Line IP Phone
• Cisco Spa 512g 1-Line IP Phone
• Cisco Spa 514g 4-Line IP Phone
• Cisco Spa 525g2 5-Line IP Phone
• Cisco Spa 525g 5-Line IP Phone

Published 2012-06-13. Last modified 2026-06-16.