CVE-2011-2577
Unspecified vulnerability in Cisco TelePresence C Series Endpoints, E/EX Personal Video units,...
CVE-2011-2577 is a high vulnerability (CVSS 7.8) in Cisco Telepresence 6000 Mxp, published August 31, 2011. Public exploit code exists. EPSS puts the chance of exploitation in the next 30 days at 12.7%, the 96th percentile. No source names a fixed version.
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.
Exploit likelihood
What each source reports
NVD Score used
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.
- Record
CVE-2011-2577- CVSS 2.0
- 7.8 High
AV:N/AC:L/Au:N/C:N/I:N/A:C - Updated
- 2026-11-02
CVE List No score
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.
- Record
CVE-2011-2577- Updated
- 2026-11-02
EUVDEUVD-2011-2560 No score
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.
- Record
EUVD-2011-2560- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-gcc6-6jc3-v432 No score
Unspecified vulnerability in Cisco TelePresence C Series Endpoints, E/EX Personal Video units,...
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.
- Record
GHSA-gcc6-6jc3-v432- Updated
- 2026-11-02
Affected products
- cisco telepresence 6000 mxp
- cisco telepresence 9000 mxp
- cisco telepresence c series software
- cisco telepresence codec c40
- cisco telepresence codec c60
- cisco telepresence codec c90
- cisco telepresence e20
- cisco telepresence e20 software
- cisco telepresence ex60
- cisco telepresence ex90
- cisco telepresence mxp software
Public exploits
Links only. Every CVE stores no exploit code.
| Source | Link | Date |
|---|---|---|
| Exploit-DB | Cisco TelePresence SOS-11-010 - Multiple Vulnerabilities | 2011-09-19 |
History
| When | Changed | Sources |
|---|---|---|
| 2026-11-03 | aliases | EUVD |
| 2026-11-02 | created | CVE List, Exploit-DB, GitHub Advisories, NVD |