Wednesday, October 6, 2021

Ubuntu Security Notice USN-5104-1

Ubuntu Security Notice USN-5104-1
October 05, 2021

squid, squid3 vulnerability

A security issue affects these releases of Ubuntu and its derivatives:

- Ubuntu 21.04
- Ubuntu 20.04 LTS
- Ubuntu 18.04 LTS


Squid could be made to crash or expose sensitive information over the

Software Description:
- squid: Web proxy cache server
- squid3: Web proxy cache server


Lyu discovered that Squid incorrectly handled WCCP protocol data. A remote
attacker could use this issue to cause Squid to crash, resulting in a
denial of service, or possibly obtain sensitive information.

Update instructions:

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

Ubuntu 21.04:
squid 4.13-1ubuntu4.2

Ubuntu 20.04 LTS:
squid 4.10-1ubuntu1.5

Ubuntu 18.04 LTS:
squid 3.5.27-1ubuntu1.12

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


Package Information:


Copyright © 2021 Vulnerability Database | Cyber Details™

thank you Templateism for the design - You should have written the code a little more complicated - Nothing Encrypted anymore