CVE-2017-9372

Name: CVE-2017-9372
Creator: NVD / NIST
Published: 2017-06-02T14:29:00.247+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

UnknownEPSS 3.99%

Last modified Jun 17, 2026

CVE-2017-9372 is a vulnerability of currently unknown severity. PJSIP, as used in Asterisk Open Source 13.x before 13.15.1 and 14.x before 14.4.1, Certified Asterisk 13.13 before 13.13-cert4, and other products, allows remote attackers to cause a denial of service (buffer overflow and application crash) via a SIP packet with a crafted CSeq header in conjunction with a Via header that lacks a branch parameter.. EPSS estimates a 3.99% chance of exploitation in the next 30 days.

Description

PJSIP, as used in Asterisk Open Source 13.x before 13.15.1 and 14.x before 14.4.1, Certified Asterisk 13.13 before 13.13-cert4, and other products, allows remote attackers to cause a denial of service (buffer overflow and application crash) via a SIP packet with a crafted CSeq header in conjunction with a Via header that lacks a branch parameter.

Metrics

EPSS Probability

3.99%

89.2th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-119

Affected Software

Vendor	Product	Versions	Update
Digium	Open Source	13.0.0	—
Digium	Open Source	13.1.0	—
Digium	Open Source	13.2.0	—
Digium	Open Source	13.3.0	Rc1
Digium	Open Source	13.4.0	—
Digium	Open Source	13.5.0	—
Digium	Open Source	13.6.0	Rc1
Digium	Open Source	13.7.0	—
Digium	Open Source	13.8.0	—
Digium	Open Source	13.8.1	—
Digium	Open Source	13.8.2	—
Digium	Open Source	13.9.0	—
Digium	Open Source	13.10.0	Rc1
Digium	Open Source	13.11.0	Rc1
Digium	Open Source	13.12.0	—
Digium	Open Source	13.12.1	—
Digium	Open Source	13.12.2	—
Digium	Open Source	13.13.0	Rc1
Digium	Open Source	13.14.0	Rc1
Digium	Open Source	13.15.0	Rc1
Digium	Open Source	14.0.0	—
Digium	Open Source	14.1.0	Rc1
Digium	Open Source	14.2.0	—
Digium	Open Source	14.2.1	—
Digium	Open Source	14.3.0	Rc1
Digium	Open Source	14.4.0	Rc1
Digium	Certified Asterisk	13.13.0	—

References

http://downloads.asterisk.org/pub/security/AST-2017-002.txtThird Party Advisory
http://www.debian.org/security/2017/dsa-3933
http://www.securityfocus.com/bid/98572Third Party Advisory, VDB Entry
http://www.securitytracker.com/id/1038529
https://bugs.debian.org/863901Mailing List, Third Party Advisory
http://downloads.asterisk.org/pub/security/AST-2017-002.txtThird Party Advisory
http://www.debian.org/security/2017/dsa-3933
http://www.securityfocus.com/bid/98572Third Party Advisory, VDB Entry
http://www.securitytracker.com/id/1038529
https://bugs.debian.org/863901Mailing List, Third Party Advisory

Timeline

Published: Jun 2, 2017
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2017-9372?

How severe is CVE-2017-9372?

Severity scoring for CVE-2017-9372 is pending analysis. The EPSS model estimates a 3.99% probability of exploitation in the next 30 days.

How do I fix CVE-2017-9372?

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-2017-9372?

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

Scan your code now

Source: NVD / NIST