CVE-2012-4099

Published: Oct 14, 2013Modified: Apr 29, 2026

4.3

Vector

AV:N/AC:M/Au:N/C:N/I:N/A:P

Exploitability: 8.6 / Impact: 2.9

Source: NVD

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.

Affected (1)

Products: Cisco: Nx Os

Cisco

1 product

Nx Os

Configuration A

1 vulnerable

Vulnerable Software	Affected Versions
Cisco Nx Os	All versions

Related CWEs

CWE-20

Improper Input Validation

The product receives input or data, but it does not validate or incorrectly validates that the input has the properties that are required to process the data safely and correctly.

References (4)

http://osvdb.org/98130

Source: psirt@cisco.com

http://tools.cisco.com/security/center/content/CiscoSecurityNotice/CVE-2012-4099

Source: psirt@cisco.com

Vendor Advisory

http://osvdb.org/98130

Source: af854a3a-2127-422b-91ae-364da2661108

http://tools.cisco.com/security/center/content/CiscoSecurityNotice/CVE-2012-4099

Source: af854a3a-2127-422b-91ae-364da2661108

Vendor Advisory

Timeline

No history available yet.