CVE-2017-9372

Publication date 2 June 2017

Last updated 25 August 2025

Ubuntu priority

Cvss 3 Severity Score

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.

Status

Show unmaintained releases

Package	Ubuntu Release	Status
pjproject	17.10 artful	Not affected
	17.04 zesty	Ignored end of life
	16.10 yakkety	Ignored end of life
	16.04 LTS xenial	Fixed 2.1.0.0.ast20130823-1+deb8u1build0.16.04.1
	14.04 LTS trusty	Fixed 2.1.0.0.ast20130823-1+deb8u1build0.14.04.1

Severity score breakdown

CVSS version: CVSS v3.0

Base score 7.5 · High

Base metrics

Parameter	Value
Attack vector	Network
Attack complexity	Low
Privileges required	None
User interaction	None
Scope	Unchanged
Confidentiality impact	None
Integrity impact	None
Availability impact	High

Scores

Parameter	Value
Base score	7.5 · High
Exploitability score	-
Impact score	-

Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

CVE-2017-9372

Cvss 3 Severity Score

Description

Status

Severity score breakdown

References

Other references

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