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Tinyproxy: Denial of Service


1.  Gentoo Linux Security Advisory

Version Information

Advisory Reference GLSA 201312-15 / tinyproxy
Release Date December 23, 2013
Latest Revision December 23, 2013: 1
Impact normal
Exploitable remote
Package Vulnerable versions Unaffected versions Architecture(s)
net-proxy/tinyproxy < 1.8.3-r3 >= 1.8.3-r3 All supported architectures

Related bugreports: #432046


A vulnerability has been found in Tinyproxy, allows remote attackers to cause a Denial of Service condition.

2.  Impact Information


Tinyproxy is a light-weight HTTP/HTTPS proxy daemon for POSIX operating systems.


A vulnerability has been discovered in the way how Tinyproxy works with headers.


A remote attacker could send a specially crafted request with too many headers, possibly resulting in a Denial of Service condition.

3.  Resolution Information


There is no known workaround at this time.


All Tinyproxy users should upgrade to the latest version:

Code Listing 3.1: Resolution

  # emerge --sync
  # emerge --ask --oneshot --verbose ">=net-proxy/tinyproxy-1.8.3-r3"

4.  References


Page updated December 23, 2013

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