CVE-2014-4045

Name: CVE-2014-4045
Creator: NVD / NIST
Published: 2014-06-17T14:55:07.83+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

UnknownEPSS 2.77%

Last modified Jun 17, 2026

CVE-2014-4045 is a vulnerability of currently unknown severity. The Publish/Subscribe Framework in the PJSIP channel driver in Asterisk Open Source 12.x before 12.3.1, when sub_min_expiry is set to zero, allows remote attackers to cause a denial of service (assertion failure and crash) via an unsubscribe request when not subscribed to the device.. EPSS estimates a 2.77% chance of exploitation in the next 30 days.

Description

The Publish/Subscribe Framework in the PJSIP channel driver in Asterisk Open Source 12.x before 12.3.1, when sub_min_expiry is set to zero, allows remote attackers to cause a denial of service (assertion failure and crash) via an unsubscribe request when not subscribed to the device.

Metrics

EPSS Probability

2.77%

84.4th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-189

Affected Software

Vendor	Product	Versions
Digium	Asterisk	12.0.0
Digium	Asterisk	12.1.0
Digium	Asterisk	12.1.1
Digium	Asterisk	12.2.0
Digium	Asterisk	12.3.0

References

Timeline

Published: Jun 17, 2014
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2014-4045?

How severe is CVE-2014-4045?

Severity scoring for CVE-2014-4045 is pending analysis. The EPSS model estimates a 2.77% probability of exploitation in the next 30 days.

How do I fix CVE-2014-4045?

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-2014-4045?

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

Scan your code now

Source: NVD / NIST