CVE-2012-4619

high
Published 2012-09-27 · Modified 2026-04-29
CVSS v3
CVSS v2
7.8
VIR risk
7.8

Description

The NAT implementation in Cisco IOS 12.2, 12.4, and 15.0 through 15.2 allows remote attackers to cause a denial of service (device reload) via transit IP packets, aka Bug ID CSCtr46123.

Predictions

Exploit likelihood
20%
Patch ETA

Heuristic predictions, AS-IS, for prioritization only.

Mitigations

vendor Authored 2026-05-27

Vendor advisory: psirt@cisco.com — http://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20120926-nat

References

CWEs

CWE-399

Verify integrity in audit chain (admin only). AS-IS.