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CVE-2018-19132

Publication date 9 November 2018

Last updated 24 July 2024

Ubuntu priority

Why this priority?

Cvss 3 Severity Score

Score breakdown

Squid before 4.4, when SNMP is enabled, allows a denial of service (Memory Leak) via an SNMP packet.

Read the notes from the security team

Status

Show unmaintained releases

Package	Ubuntu Release	Status
squid	19.04 disco	Not affected
	18.10 cosmic	Ignored
	18.04 LTS bionic	Not in release
	16.04 LTS xenial	Not in release
	14.04 LTS trusty	Not in release
squid3	19.04 disco	Not in release
	18.10 cosmic	Not in release
	18.04 LTS bionic	Fixed 3.5.27-1ubuntu1.2
	16.04 LTS xenial	Fixed 3.5.12-1ubuntu7.7
	14.04 LTS trusty	Not in release

Notes

mdeslaur

snmp port is disabled by default in Ubuntu

Patch details

For informational purposes only. We recommend not to cherry-pick updates. How can I get the fixes?

Package	Patch details
squid	Upstream: http://www.squid-cache.org/Versions/v4/changesets/squid-4-983c5c36e5f109512ed1af38a329d0b5d0967498.patch
squid3	Upstream: http://www.squid-cache.org/Versions/v3/3.5/changesets/squid-3.5-bc9786119f058a76ddf0625424bc33d36460b9a2.patch

Severity score breakdown

Parameter	Value
Base score	5.9 · Medium
Attack vector	Network
Attack complexity	High
Privileges required	None
User interaction	None
Scope	Unchanged
Confidentiality	None
Integrity impact	None
Availability impact	High
Vector	CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H

References

Related Ubuntu Security Notices (USN)

USN-4059-1
Squid vulnerabilities
15 July 2019

Other references