CVE-2012-4619

Name: CVE-2012-4619
Creator: NVD / NIST
Published: 2012-09-27T00:55:00.997+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

UnknownEPSS 1.80%

Last modified Jun 16, 2026

CVE-2012-4619 is a vulnerability of currently unknown severity. 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.. EPSS estimates a 1.80% chance of exploitation in the next 30 days.

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.

Metrics

EPSS Probability

1.80%

75.7th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-399

Affected Software

Vendor	Product	Versions
Cisco	Ios	12.2
Cisco	Ios	12.4
Cisco	Ios	15.0
Cisco	Ios	15.0\(1\)se
Cisco	Ios	15.1
Cisco	Ios	15.2

References

Timeline

Published: Sep 27, 2012
Last Modified: Jun 16, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2012-4619?

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.

How severe is CVE-2012-4619?

Severity scoring for CVE-2012-4619 is pending analysis. The EPSS model estimates a 1.80% probability of exploitation in the next 30 days.

How do I fix CVE-2012-4619?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2012-4619?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST