Rapid7 Vulnerability & Exploit Database

Cisco NX-OS: BGP does not filter BGP update with incorrect AS-PATH Segment Length (CVE-2012-4099)

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Cisco NX-OS: BGP does not filter BGP update with incorrect AS-PATH Segment Length (CVE-2012-4099)

Severity
4
CVSS
(AV:N/AC:M/Au:N/C:N/I:N/A:P)
Published
10/13/2013
Created
07/25/2018
Added
05/07/2018
Modified
05/07/2018

Description

The BGP implementation in Cisco NX-OS does not properly filter AS paths, which allows remote attackers to cause a denial of service (BGP service reset and resync) via a malformed UPDATE message, aka Bug ID CSCtn13065.

Solution(s)

  • update-nxos

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