CVE-2019-10098

Publication date 14 August 2019

Last updated 24 July 2024

Ubuntu priority

Cvss 3 Severity Score

In Apache HTTP server 2.4.0 to 2.4.39, Redirects configured with mod_rewrite that were intended to be self-referential might be fooled by encoded newlines and redirect instead to an unexpected URL within the request URL.

Read the notes from the security team

Status

Show unmaintained releases

Package	Ubuntu Release	Status
apache2	24.04 LTS noble	Fixed 2.4.41-1ubuntu1
	23.10 mantic	Fixed 2.4.41-1ubuntu1
	23.04 lunar	Fixed 2.4.41-1ubuntu1
	22.10 kinetic	Fixed 2.4.41-1ubuntu1
	22.04 LTS jammy	Fixed 2.4.41-1ubuntu1
	21.10 impish	Fixed 2.4.41-1ubuntu1
	21.04 hirsute	Fixed 2.4.41-1ubuntu1
	20.10 groovy	Fixed 2.4.41-1ubuntu1
	20.04 LTS focal	Fixed 2.4.41-1ubuntu1
	19.10 eoan	Fixed 2.4.41-1ubuntu1
	19.04 disco	Fixed 2.4.38-2ubuntu2.2
	18.04 LTS bionic	Fixed 2.4.29-1ubuntu4.10
	16.04 LTS xenial	Fixed 2.4.18-2ubuntu3.12
	14.04 LTS trusty	Vulnerable

Notes

sbeattie

MITIGTION: Anchor captures used as back-references, prefix self-referential redirects with / or scheme, host, and port. all 2.4.x up to 2.4.41

Patch details

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

Package	Patch details
apache2	Upstream: 3b3117e

Severity score breakdown

Parameter	Value
Base score	6.1 · Medium
Attack vector	Network
Attack complexity	Low
Privileges required	None
User interaction	Required
Scope	Changed
Confidentiality	Low
Integrity impact	Low
Availability impact	None
Vector	CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

References

Related Ubuntu Security Notices (USN)

USN-4113-1
Apache HTTP Server vulnerabilities
29 August 2019