CVE-2019-7251

Name: CVE-2019-7251
Creator: NVD / NIST
Published: 2019-03-28T17:29:01.723+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

UnknownEPSS 3.81%

Last modified Jun 17, 2026

CVE-2019-7251 is a vulnerability of currently unknown severity. An Integer Signedness issue (for a return code) in the res_pjsip_sdp_rtp module in Digium Asterisk versions 15.7.1 and earlier and 16.1.1 and earlier allows remote authenticated users to crash Asterisk via a specially crafted SDP protocol violation.. EPSS estimates a 3.81% chance of exploitation in the next 30 days.

Description

An Integer Signedness issue (for a return code) in the res_pjsip_sdp_rtp module in Digium Asterisk versions 15.7.1 and earlier and 16.1.1 and earlier allows remote authenticated users to crash Asterisk via a specially crafted SDP protocol violation.

Metrics

EPSS Probability

3.81%

88.7th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-190

Affected Software

Vendor	Product	Versions
Digium	Asterisk	>= 15.0.0, < 15.7.2
Digium	Asterisk	>= 16.0.0, < 16.2.1

References

https://downloads.asterisk.org/pub/security/AST-2019-001.htmlPatch, Vendor Advisory
https://issues.asterisk.org/jira/browse/ASTERISK-28260Issue Tracking, Vendor Advisory
https://downloads.asterisk.org/pub/security/AST-2019-001.htmlPatch, Vendor Advisory
https://issues.asterisk.org/jira/browse/ASTERISK-28260Issue Tracking, Vendor Advisory

Timeline

Published: Mar 28, 2019
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2019-7251?

How severe is CVE-2019-7251?

Severity scoring for CVE-2019-7251 is pending analysis. The EPSS model estimates a 3.81% probability of exploitation in the next 30 days.

How do I fix CVE-2019-7251?

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-2019-7251?

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

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Source: NVD / NIST