CVE-2006-5277 is an off-by-one error in the Certificate Trust List (CTL) Provider service (CTLProvider.exe) within Cisco Unified Communications Manager (CUCM), affecting versions prior to 20070711. This vulnerability allows remote attackers to achieve arbitrary code execution through a crafted packet that triggers a heap-based buffer overflow. With a CVSS score of 9.3, it is considered critical due to its network attack vector, medium attack complexity, and complete compromise of confidentiality, integrity, and availability. Despite its severity, there is no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
>= 3.3, <= 3.3\(5\)sr2CPE matchmatch criteria | cpe:2.3:a:cisco:unified_callmanager:*:*:*:*:*:*:*:* | ||
>= 4.1, <= 4.1\(3\)sr4CPE matchmatch criteria | cpe:2.3:a:cisco:unified_callmanager:*:*:*:*:*:*:*:* | ||
>= 4.2, <= 4.2\(3\)sr1CPE matchmatch criteria | cpe:2.3:a:cisco:unified_callmanager:*:*:*:*:*:*:*:* | ||
5.0CPE matchmatch criteria | cpe:2.3:a:cisco:unified_callmanager:5.0:*:*:*:*:*:*:* | ||
>= 4.3, <= 4.3\(1\)CPE matchmatch criteria | cpe:2.3:a:cisco:unified_communications_manager:*:*:*:*:*:*:*:* |
CVSS version used by this source: 2.0
AV:N/AC:M/Au:N/C:C/I:C/A:C
No social media mentions found for this CVE.
The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.1 Bluesky, 0.1 Mastodon, and 0.2 GitHub mentions.
No media coverage found for this CVE.
The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.
Remediation records are not available for this CVE.