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CVE-2019-10098

Published: 14 August 2019

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.

Notes

AuthorNote
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

Priority

Low

Cvss 3 Severity Score

6.1

Score breakdown

Status

Package Release Status
apache2
Launchpad, Ubuntu, Debian
groovy
Released (2.4.41-1ubuntu1)
hirsute
Released (2.4.41-1ubuntu1)
jammy
Released (2.4.41-1ubuntu1)
kinetic
Released (2.4.41-1ubuntu1)
lunar
Released (2.4.41-1ubuntu1)
bionic
Released (2.4.29-1ubuntu4.10)
disco
Released (2.4.38-2ubuntu2.2)
eoan
Released (2.4.41-1ubuntu1)
focal
Released (2.4.41-1ubuntu1)
impish
Released (2.4.41-1ubuntu1)
trusty Needed

upstream
Released (2.4.41-1)
xenial
Released (2.4.18-2ubuntu3.12)
mantic
Released (2.4.41-1ubuntu1)
Patches:
upstream: https://github.com/apache/httpd/commit/3b3117e96bc9c2afaeb5b98e9b60315006679a6d

Severity score breakdown

Parameter Value
Base score 6.1
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