CVE-2012-0383

Name: CVE-2012-0383
Creator: NVD / NIST
Published: 2012-03-29T11:01:16.153+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

UnknownEPSS 2.01%

Last modified Jun 16, 2026

CVE-2012-0383 is a vulnerability of currently unknown severity. Memory leak in the NAT feature in Cisco IOS 12.4, 15.0, and 15.1 allows remote attackers to cause a denial of service (memory consumption, and device hang or reload) via SIP packets that require translation, related to a "memory starvation vulnerability," aka Bug ID CSCti35326.. EPSS estimates a 2.01% chance of exploitation in the next 30 days.

Description

Memory leak in the NAT feature in Cisco IOS 12.4, 15.0, and 15.1 allows remote attackers to cause a denial of service (memory consumption, and device hang or reload) via SIP packets that require translation, related to a "memory starvation vulnerability," aka Bug ID CSCti35326.

Metrics

EPSS Probability

2.01%

78.4th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-399

Affected Software

Vendor	Product	Versions
Cisco	Ios	12.4
Cisco	Ios	15.0
Cisco	Ios	15.1

References

Timeline

Published: Mar 29, 2012
Last Modified: Jun 16, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2012-0383?

How severe is CVE-2012-0383?

Severity scoring for CVE-2012-0383 is pending analysis. The EPSS model estimates a 2.01% probability of exploitation in the next 30 days.

How do I fix CVE-2012-0383?

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-2012-0383?

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

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Source: NVD / NIST