CVE-2011-2577
7.8 · HIGHUnspecified vulnerability in Cisco TelePresence C Series Endpoints, E/EX Personal Video units, and MXP Series Codecs, when using software versions before TC 4.0.0 or F9.1, allows remote attackers t…
Overview
CVE-2011-2577 is a high-severity vulnerability affecting cisco telepresence_codec_c40. It was published on August 31, 2011 and has a CVSS 2.0 base score of 7.8 (HIGH).
This vulnerability has a CVSS 2.0 base score of 7.8, rated HIGH. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.
Technical description
Unspecified vulnerability in Cisco TelePresence C Series Endpoints, E/EX Personal Video units, and MXP Series Codecs, when using software versions before TC 4.0.0 or F9.1, allows remote attackers to cause a denial of service (crash) via a crafted SIP packet to port 5060 or 5061, aka Bug ID CSCtq46500.
Remediation
Check the references section for vendor advisories and patches from cisco. Update telepresence_codec_c40 to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.
Affected products
| Vendor | Product | Versions | Status |
|---|---|---|---|
| cisco | telepresence_c_series_software | 0 | Affected |
References
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Frequently asked questions
What is CVE-2011-2577?
CVE-2011-2577 is a high-severity vulnerability affecting cisco telepresence_codec_c40. It was published on August 31, 2011 and has a CVSS 2.0 base score of 7.8 (HIGH).
How severe is CVE-2011-2577?
This vulnerability has a CVSS 2.0 base score of 7.8, rated HIGH. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.
How do I fix or remediate CVE-2011-2577?
Check the references section for vendor advisories and patches from cisco. Update telepresence_codec_c40 to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.
How can CyberStrike help with CVE-2011-2577?
CyberStrike is an open-source, AI-augmented pentesting engine. Rather than flag a version number, it tests whether an issue like CVE-2011-2577 is actually reachable in your own applications and APIs, then verifies each finding before reporting it. That tells you if the weakness is a real, exploitable risk in your environment or a false positive you can safely deprioritize.
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