CVE-2021-36160

Published: 16 September 2021

A carefully crafted request uri-path can cause mod_proxy_uwsgi to read above the allocated memory and crash (DoS). This issue affects Apache HTTP Server versions 2.4.30 to 2.4.48 (inclusive).

Priority

Cvss 3 Severity Score

7.5

Score breakdown

Status

Package	Release	Status
apache2 Launchpad, Ubuntu, Debian	bionic	Not vulnerable (code not present)
	focal	Released (2.4.41-4ubuntu3.5)
	hirsute	Released (2.4.46-4ubuntu1.2)
	impish	Released (2.4.48-3.1ubuntu2)
	jammy	Released (2.4.48-3.1ubuntu2)
	trusty	Not vulnerable (code not present)
	upstream	Released (2.4.49-1)
	xenial	Not vulnerable (code not present)
	Patches: upstream: https://github.com/apache/httpd/commit/6d9672bf096592fe16c1840f73fa947fd458ee68

Severity score breakdown

Parameter	Value
Base score	7.5
Attack vector	Network
Attack complexity	Low
Privileges required	None
User interaction	None
Scope	Unchanged
Confidentiality	None
Integrity impact	None
Availability impact	High
Vector	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

References

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