1. Ubuntu Security Notices
  2. USN-4808-1

USN-4808-1: Tinyproxy vulnerability

Publication date

15 March 2021

Overview

tinyproxy could be made to crash.

Releases

Packages

  • tinyproxy - A lightweight, non-caching, optionally anonymizing HTTP proxy

Details

It was discovered that Tinyproxy created its pid file with insecure
permissions. An attacker could use the vulnerability to cause arbitrary
processes to be killed, resulting in a denial of service.

It was discovered that Tinyproxy created its pid file with insecure
permissions. An attacker could use the vulnerability to cause arbitrary
processes to be killed, resulting in a denial of service.

Update instructions

In general, a standard system update will make all the necessary changes.

Learn more about how to get the fixes.

The problem can be corrected by updating your system to the following package versions:

Ubuntu Release Package Version
18.04 bionic tinyproxy-bin –  1.8.4-5ubuntu0.1~esm1  
tinyproxy –  1.8.4-5ubuntu0.1~esm1  
16.04 xenial tinyproxy –  1.8.3-3ubuntu16.04.1~esm1  
14.04 trusty tinyproxy –  1.8.3-3ubuntu14.04.1~esm1  

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References

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