CVE-2011-2545

What it is

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.

At a glance

Exploitability

Can be exploited over the network without logging in. Limited direct impact.

Exploit odds

0.9% chance of exploitation in the next 30 days (EPSS).

Fix

A patch, advisory or fixed version is referenced. Upgrade or apply it.

Timeline

1. 2012-06-13 20:55 UTC PublishedDisclosed publicly on CVE.org and NVD
2. 2026-06-16 23:31 UTC Last updatedMost recent change to the record

Why it ranks here

• Exploited in the wild: no, CISA does not list it.
• Exploit odds: 0.9% in the next 30 days (EPSS).
• Severity: 4.3 MEDIUM (CVSS).
• Fix: a patch or advisory is linked.

Details

Published

2012-06-13 20:55 UTC

Last modified

2026-06-16 23:31 UTC

Exploit probability

0.9% · EPSS, next 30 days

Weakness

CWE-79 · Cross-site scripting

Record status

Modified

Affected

• Cisco spa8000 8-port Ip Telephony Gateway Firmware ≤ 6.1.10
• Cisco spa8000 8-port Ip Telephony Gateway Firmware 5.1.12
• Cisco spa8000 8-port Ip Telephony Gateway Firmware 6.1.3
• Cisco spa8000 8-port Ip Telephony Gateway
• Cisco spa8800 8-port Ip Telephony Gateway Firmware ≤ 6.1.7
• Cisco spa8800 Ip Telephony Gateway
• Cisco spa2102 Phone Adapter With Router Firmware ≤ 5.2.12
• Cisco spa2102 Phone Adapter With Router Firmware 5.2.3

Attack profile CVSS 2.0 · 4.3

Attack vector

Network

Complexity

Medium

Authentication

None

Confidentiality

None

Integrity

Partial

Availability

None

Is it in your code?

Hand this to your coding agent. It searches your project for the affected products and checks versions. Nothing leaves your machine.

Read https://cve-list.com/agent/cve/CVE-2011-2545.md and follow it. Check whether this project is affected by CVE-2011-2545. Read only. Don't change anything and don't upload my code. Tell me yes, no or not sure, with the file as proof.

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