A sthttpd security advisory has been published for ArchLinux
Arch Linux Security Advisory ASA-201802-5sthttpd Security Update for Arch Linux
=========================================
Severity: High
Date : 2018-02-09
CVE-ID : CVE-2017-10671
Package : sthttpd
Type : arbitrary code execution
Remote : Yes
Link : https://security.archlinux.org/AVG-333
Summary
=======
The package sthttpd before version 2.27.1-1 is vulnerable to arbitrary
code execution.
Resolution
==========
Upgrade to 2.27.1-1.
# pacman -Syu "sthttpd>=2.27.1-1"
The problem has been fixed upstream in version 2.27.1.
Workaround
==========
None.
Description
===========
Heap-based Buffer Overflow in the de_dotdot function in libhttpd.c in
sthttpd before 2.27.1 allows remote attackers to cause a denial of
service (daemon crash) or possibly execute arbitrary code via a crafted
filename.
Impact
======
A remote attacker is able to crash and possibly execute arbitrary code
on the server by requesting a maliciously-crafted request.
References
==========
https://github.com/blueness/sthttpd/commit/c0dc63a49d8605649f1d8e4a96c9b468b0bff660
http://seclists.org/oss-sec/2017/q2/481
https://security.archlinux.org/CVE-2017-10671