CVE-2021-30641
Publication date 10 June 2021
Last updated 24 July 2024
Ubuntu priority
Cvss 3 Severity Score
Apache HTTP Server versions 2.4.39 to 2.4.46 Unexpected matching behavior with 'MergeSlashes OFF'
Status
Package | Ubuntu Release | Status |
---|---|---|
apache2 | 22.04 LTS jammy |
Fixed 2.4.46-4ubuntu2
|
20.04 LTS focal |
Fixed 2.4.41-4ubuntu3.3
|
|
18.04 LTS bionic |
Fixed 2.4.29-1ubuntu4.16
|
|
16.04 LTS xenial |
Fixed 2.4.18-2ubuntu3.17+esm1
|
|
14.04 LTS trusty |
Fixed 2.4.7-1ubuntu4.22+esm1
|
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mdeslaur
looks like this was introduced in the patch for CVE-2019-0220, which was backported to bionic.
Severity score breakdown
Parameter | Value |
---|---|
Base score | 5.3 · Medium |
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
Related Ubuntu Security Notices (USN)
- USN-4994-1
- Apache HTTP Server vulnerabilities
- 21 June 2021
- USN-4994-2
- Apache HTTP Server vulnerabilities
- 21 June 2021
Other references
- https://httpd.apache.org/security/vulnerabilities_24.html#CVE-2021-30641
- https://lists.apache.org/thread.html/r2b4773944d83d2799de9fbaeee7fe0f3fd72669467787e02f434cb10@%3Cannounce.httpd.apache.org%3E
- http://www.openwall.com/lists/oss-security/2021/06/10/8
- https://www.cve.org/CVERecord?id=CVE-2021-30641