CVE-2011-3275 describes a memory leak vulnerability in Cisco IOS versions 12.4, 15.0, and 15.1, and IOS XE versions 2.5.x through 3.2.x. This flaw allows remote, unauthenticated attackers to trigger a denial of service by sending a specially crafted SIP message, leading to excessive memory consumption. The vulnerability has a CVSS score of 7.8 (High), indicating a critical impact on availability with low attack complexity and no authentication required. There is no evidence of active exploitation, publicly available exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage surrounding this CVE.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
12.4CPE matchmatch criteria | cpe:2.3:o:cisco:ios:12.4:*:*:*:*:*:*:* | ||
15.0CPE matchmatch criteria | cpe:2.3:o:cisco:ios:15.0:*:*:*:*:*:*:* | ||
15.1CPE matchmatch criteria | cpe:2.3:o:cisco:ios:15.1:*:*:*:*:*:*:* | ||
2.5.0CPE matchmatch criteria | cpe:2.3:o:cisco:ios_xe:2.5.0:*:*:*:*:*:*:* | ||
2.5.1CPE matchmatch criteria | cpe:2.3:o:cisco:ios_xe:2.5.1:*:*:*:*:*:*:* |
CVSS version used by this source: 2.0
AV:N/AC:L/Au:N/C:N/I:N/A:C
The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.1 Mastodon, and 0.4 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.