CVE-2022-37436

Published: 17 January 2023

Prior to Apache HTTP Server 2.4.55, a malicious backend can cause the response headers to be truncated early, resulting in some headers being incorporated into the response body. If the later headers have any security purpose, they will not be interpreted by the client.

Priority

Cvss 3 Severity Score

5.3

Score breakdown

Status

Package	Release	Status
apache2 Launchpad, Ubuntu, Debian	trusty	Needed
	xenial	Released (2.4.18-2ubuntu3.17+esm9) Available with Ubuntu Pro or Ubuntu Pro (Infra-only)
	kinetic	Released (2.4.54-2ubuntu1.1)
	upstream	Released (2.4.55-1)
	bionic	Released (2.4.29-1ubuntu4.26)
	focal	Released (2.4.41-4ubuntu3.13)
	jammy	Released (2.4.52-1ubuntu4.3)
	lunar	Released (2.4.55-1ubuntu1)
	mantic	Released (2.4.55-1ubuntu1)
	Patches: upstream: https://github.com/apache/httpd/commit/8b6d55f6a047acf62675e32606b037f5eea8ccc7

Severity score breakdown

Parameter	Value
Base score	5.3
Attack vector	Network
Attack complexity	Low
Privileges required	None
User interaction	None
Scope	Unchanged
Confidentiality	None
Integrity impact	Low
Availability impact	None
Vector	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N

References

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