CVE-2011-2577
Unspecified vulnerability in Cisco TelePresence C Series Endpoints, E/EX Personal Video units, and MXP Series Codecs, when using software…
- 7.8HighCVSS base score
- 12.7%Exploitation in 30 daysEPSS · top 3.7% of all CVEs
- NoKnown exploitednot in CISA's KEV catalog
- 1Public exploitsMetasploit, Nuclei and Exploit-DB
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.
Public exploit
An exploit or proof of concept is public: anyone can try it against an unpatched system. The public collections list an Exploit-DB entry for it. A reference of the record is tagged as an exploit.
Show the exploits2
Exploit-DB1 entry
- Cisco TelePresence SOS-11-010 - Multiple Vulnerabilities (Exploit-DB entry) (opens in a new tab)
EDB-ID 17871webapps, hardwarepublished 19 Sept 2011Not verified
References tagged exploit1 reference
- 17871 (opens in a new tab)exploitx_refsource_EXPLOIT-DBx_transferred
Modules, templates and exploits as listed by the Metasploit Framework (BSD-3-Clause), ProjectDiscovery's Nuclei templates (MIT) and the Exploit Database (GPLv2), read once a day. Where the data comes from
Timeline
ID reserved
By cisco
- 2 months later
· 2 months later
Published
- 13 years later
· 13 years later
Record updated
Changes after publication (a new score, a public exploit, EPSS crossing 1, 10 or 50 %, leaving KEV) are kept since November 2026; earlier ones are not known.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| NVDNVD · Modified | 2.0 | High7.8 | AV:N/AC:L/Au:N/C:N/I:N/A:C |
- EPSS (exploitation in 30 days)
- 12.7% · top 3.7% of all CVEs (10 Nov 2026)
The list uses the assigner's score when there is one, then CISA's, then NVD's: High 7.8.
Affected products
n/a
- affected n/a
References
8
- 1025994 (opens in a new tab)vdb-entryx_refsource_SECTRACKx_transferred
- 8389 (opens in a new tab)third-party-advisoryx_refsource_SREASONx_transferred
- 8387 (opens in a new tab)third-party-advisoryx_refsource_SREASONx_transferred
- 49392 (opens in a new tab)vdb-entryx_refsource_BIDx_transferred
- cisco-telepresence-codecs-sip-dos(69513) (opens in a new tab)vdb-entryx_refsource_XFx_transferred
- 20110919 Cisco TelePresence Multiple Vulnerabilities - SOS-11-010 (opens in a new tab)mailing-listx_refsource_BUGTRAQx_transferred
- 17871 (opens in a new tab)exploitx_refsource_EXPLOIT-DBx_transferred
- 20110831 Denial of Service Vulnerability in Cisco TelePresence Codecs (opens in a new tab)vendor-advisoryx_refsource_CISCOx_transferred
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- EUVD EUVD-2011-2560 (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisories (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
Badge for a README or a ticket
[](https://cveledger.app/cve/CVE-2011-2577)Record last updated .