[ASA-202004-7] haproxy: arbitrary code execution
Remi Gacogne
rgacogne at archlinux.org
Fri Apr 10 12:28:44 UTC 2020
Arch Linux Security Advisory ASA-202004-7
=========================================
Severity: Critical
Date : 2020-04-08
CVE-ID : CVE-2020-11100
Package : haproxy
Type : arbitrary code execution
Remote : Yes
Link : https://security.archlinux.org/AVG-1124
Summary
=======
The package haproxy before version 2.1.4-1 is vulnerable to arbitrary
code execution.
Resolution
==========
Upgrade to 2.1.4-1.
# pacman -Syu "haproxy>=2.1.4-1"
The problem has been fixed upstream in version 2.1.4.
Workaround
==========
None.
Description
===========
An out-of-bounds memory write has been found in HAProxy before 2.1.4,
in the HPACK table management code.
Impact
======
A remote attacker might be able to execute code via a crafted HTTP/2
request.
References
==========
https://git.haproxy.org/?p=haproxy-2.1.git;a=commitdiff;h=f17f86304f187b0f10ca6a8d46346afd9851a543;hp=dd6f0b1a74fb1241d276484f3c4aced513a95b78
https://security.archlinux.org/CVE-2020-11100
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