CVE-2011-4661 is a memory leak vulnerability affecting Cisco IOS versions prior to 15.2(1)T, specifically when configured with Cisco ISR Web Security, Cisco ScanSafe, and NTLM User Authentication. This vulnerability has a CVSS score of 7.5 (HIGH), indicating a high impact on availability due to the potential for denial of service, with low attack complexity and no user interaction required. There is no evidence of active exploitation, public exploit code, or significant community discussion surrounding this CVE.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
< 15.2\(1\)tCPE matchmatch criteria | cpe:2.3:o:cisco:ios:*:*:*:*:*:*:*:* |
CVSS version used by this source: 3.1
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
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.