CVE-2011-0963 describes a vulnerability in the default configuration of the RADIUS authentication feature on Cisco Network Admission Control (NAC) Guest Server software prior to version 2.0.3. This flaw allows remote attackers to bypass access restrictions and gain unauthorized network connectivity. With a CVSS score of 5.0, this vulnerability is of medium severity, requiring no authentication and low attack complexity to potentially compromise confidentiality. There is no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage surrounding this CVE.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
All Versions ImpactedCPE matchmatch criteria | cpe:2.3:h:cisco:nac_guest_server:*:*:*:*:*:*:*:* | ||
<= 2.0.2CPE matchmatch criteria | cpe:2.3:a:cisco:nac_guest_server_software:*:*:*:*:*:*:*:* | ||
1.0.0CPE matchmatch criteria | cpe:2.3:a:cisco:nac_guest_server_software:1.0.0:*:*:*:*:*:*:* | ||
1.1.0CPE matchmatch criteria | cpe:2.3:a:cisco:nac_guest_server_software:1.1.0:*:*:*:*:*:*:* | ||
1.1.1CPE matchmatch criteria | cpe:2.3:a:cisco:nac_guest_server_software:1.1.1:*:*:*:*:*:*:* |
CVSS version used by this source: 2.0
AV:N/AC:L/Au:N/C:P/I:N/A:N
The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.0 Mastodon, and 0.4 GitHub mentions.
No media coverage found for this CVE.
The average CVE in this peer group has 0.0 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.
Remediation records are not available for this CVE.