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CVE-2022-22721

Publication date 14 March 2022

Last updated 24 July 2024

Ubuntu priority

Low

Why this priority?

Cvss 3 Severity Score

9.1 · Critical

Score breakdown

If LimitXMLRequestBody is set to allow request bodies larger than 350MB (defaults to 1M) on 32 bit systems an integer overflow happens which later causes out of bounds writes. This issue affects Apache HTTP Server 2.4.52 and earlier.

Status

Package Ubuntu Release Status
apache2 22.04 LTS jammy
Fixed 2.4.52-1ubuntu2
21.10 impish
Fixed 2.4.48-3.1ubuntu3.3
20.04 LTS focal
Fixed 2.4.41-4ubuntu3.10
18.04 LTS bionic
Fixed 2.4.29-1ubuntu4.22
16.04 LTS xenial
14.04 LTS trusty

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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
apache2

Severity score breakdown

Parameter Value
Base score 9.1 · Critical
Attack vector Network
Attack complexity Low
Privileges required None
User interaction None
Scope Unchanged
Confidentiality None
Integrity impact High
Availability impact High
Vector CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:H

References

Related Ubuntu Security Notices (USN)

    • USN-5333-1
    • Apache HTTP Server vulnerabilities
    • 17 March 2022
    • USN-5333-2
    • Apache HTTP Server vulnerabilities
    • 17 March 2022

Other references