CVE-2011-2581
Medium
Description
The ACL implementation in Cisco NX-OS 5.0(2) and 5.0(3) before 5.0(3)N2(1) on Nexus 5000 series switches, and NX-OS before 5.0(3)U1(2a) on Nexus 3000 series switches, does not properly handle comments in conjunction with deny statements, which allows remote attackers to bypass intended access restrictions in opportunistic circumstances by sending packets, aka Bug IDs CSCto09813 and CSCtr61490.
SeverityMedium
CVSS5.0
Exploit probability—
Product
Cisco Nx-os
PublishedSep 14, 2011
First seenSep 14, 2011
How to fix
Sources list no fixed version or patch link for this vulnerability.
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| cisco nx-os | 5.0\(2\), 5.0\(3\)n1\(1\), 5.0\(3\)n1\(1a\), 5.0\(3\)n1\(1b\), 5.0\(3\), 5.0\(3\)n1\(1c\), v ≤ 5.0\(3\)u1\(2\), 5.0\(3\)u1\(1a\), 5.0\(3\)u1\(1b\), 5.0\(3\)u1\(1d\) | — |
| cisco nexus_5000 | No range specified | — |
| cisco nexus_3000 | No range specified | — |
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