VULNERABILITY INTELLIGENCE
CVE-2012-4098
CVSS score5 MEDIUM
CISA KEVNot currently listed
Published2013-10-05
Last modified2026-06-16
CVSS vectorAV:N/AC:L/Au:N/C:N/I:N/A:P
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 CSCtn13055.
Weakness classification
- CWE-20: Improper Input Validation