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CVE-2020-11985

Published: 7 August 2020

IP address spoofing when proxying using mod_remoteip and mod_rewrite For configurations using proxying with mod_remoteip and certain mod_rewrite rules, an attacker could spoof their IP address for logging and PHP scripts. Note this issue was fixed in Apache HTTP Server 2.4.24 but was retrospectively allocated a low severity CVE in 2020.

Notes

AuthorNote
mdeslaur
released pre-CVE assignment as an SRU to xenial

Priority

Low

Cvss 3 Severity Score

5.3

Score breakdown

Status

Package Release Status
apache2
Launchpad, Ubuntu, Debian
bionic Not vulnerable
(2.4.29-1ubuntu4.13)
focal Not vulnerable

groovy Not vulnerable

trusty Needed

upstream
Released (2.4.24)
xenial
Released (2.4.18-2ubuntu3.15)
hirsute Not vulnerable

jammy Not vulnerable

impish Not vulnerable

kinetic Not vulnerable

lunar Not vulnerable

mantic Not vulnerable

Patches:
upstream: https://svn.apache.org/viewvc?view=revision&revision=1688399
upstream: https://github.com/apache/httpd/commit/dd6c959b3625048ee15ba4ad72e6cb7bcaf91020

Severity score breakdown

Parameter Value
Base score 5.3
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