CVE-2013-5566 is a denial-of-service vulnerability affecting Cisco NX-OS 5.0 and earlier on MDS 9000 devices. An unauthenticated remote attacker can exploit this by sending Virtual Router Redundancy Protocol (VRRP) frames with Authentication Header (AH) authentication, leading to high supervisor CPU consumption. The vulnerability has a CVSS score of 5.0, indicating a medium severity, with low attack complexity and a partial availability impact. 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 |
|---|---|---|---|
<= 5.0CPE matchmatch criteria | cpe:2.3:o:cisco:nx-os:*:*:*:*:*:*:*:* | ||
4.0CPE matchmatch criteria | cpe:2.3:o:cisco:nx-os:4.0:*:*:*:*:*:*:* | ||
4.0\(0\)n1\(1a\)CPE matchmatch criteria | cpe:2.3:o:cisco:nx-os:4.0\(0\)n1\(1a\):*:*:*:*:*:*:* | ||
4.0\(0\)n1\(2\)CPE matchmatch criteria | cpe:2.3:o:cisco:nx-os:4.0\(0\)n1\(2\):*:*:*:*:*:*:* | ||
4.0\(0\)n1\(2a\)CPE matchmatch criteria | cpe:2.3:o:cisco:nx-os:4.0\(0\)n1\(2a\):*:*:*:*:*:*:* |
CVSS version used by this source: 2.0
AV:N/AC:L/Au:N/C:N/I:N/A:P
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.