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CVE-2016-4975

Published: 14 August 2018

Possible CRLF injection allowing HTTP response splitting attacks for sites which use mod_userdir. This issue was mitigated by changes made in 2.4.25 and 2.2.32 which prohibit CR or LF injection into the "Location" or other outbound header key or value. Fixed in Apache HTTP Server 2.4.25 (Affected 2.4.1-2.4.23). Fixed in Apache HTTP Server 2.2.32 (Affected 2.2.0-2.2.31).

Notes

AuthorNote
mdeslaur
fixed by CVE-2016-8743 commits

Priority

Low

Cvss 3 Severity Score

6.1

Score breakdown

Status

Package Release Status
apache2
Launchpad, Ubuntu, Debian
bionic Not vulnerable
(2.4.29-1ubuntu4.2)
cosmic Not vulnerable
(2.4.34-1ubuntu1)
disco Not vulnerable
(2.4.34-1ubuntu1)
trusty
Released (2.4.7-1ubuntu4.15)
upstream
Released (2.4.25)
xenial
Released (2.4.18-2ubuntu3.2)

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:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N