CVE-2022-44571

Publication date 9 February 2023

Last updated 24 July 2024

Ubuntu priority

Cvss 3 Severity Score

There is a denial of service vulnerability in the Content-Disposition parsingcomponent of Rack fixed in 2.0.9.2, 2.1.4.2, 2.2.4.1, 3.0.0.1. This could allow an attacker to craft an input that can cause Content-Disposition header parsing in Rackto take an unexpected amount of time, possibly resulting in a denial ofservice attack vector. This header is used typically used in multipartparsing. Any applications that parse multipart posts using Rack (virtuallyall Rails applications) are impacted.

Status

Show unmaintained releases

Package	Ubuntu Release	Status
ruby-rack	24.04 LTS noble	Not affected
	23.10 mantic	Not affected
	23.04 lunar	Not affected
	22.10 kinetic	Ignored
	22.04 LTS jammy	Fixed 2.1.4-5ubuntu1+esm3 Ubuntu Pro
	20.04 LTS focal	Fixed 2.0.7-2ubuntu0.1+esm3 Ubuntu Pro
	18.04 LTS bionic	Fixed 1.6.4-4ubuntu0.2+esm4 Ubuntu Pro
	16.04 LTS xenial	Fixed 1.6.4-3ubuntu0.2+esm4 Ubuntu Pro
	14.04 LTS trusty	Fixed 1.5.2-3+deb8u3ubuntu1~esm6 Ubuntu Pro

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Patch details

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

Package	Patch details
ruby-rack	Upstream: 4e33ad1 Upstream: 9b5fb5c Upstream: ee25ab9

Severity score breakdown

Parameter	Value
Base score	7.5 · High
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

Related Ubuntu Security Notices (USN)

USN-5910-1
Rack vulnerabilities
2 March 2023