USN-4059-2: Squid vulnerabilities

USN-4059-2: Squid vulnerabilities

squid3 vulnerabilities

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

  • Ubuntu 12.04 ESM

Summary

Several security issues were fixed in Squid.

Software Description

  • squid3 – Web proxy cache server

Details

USN-4059-1 and USN-3557-1 fixed several vulnerabilities in Squid. This update provides
the corresponding update for Ubuntu 12.04 ESM.

Original advisory details:

Louis Dion-Marcil discovered that Squid incorrectly handled certain
Edge Side Includes (ESI) responses. A malicious remote server could
possibly cause Squid to crash, resulting in a denial of service.
(CVE-2018-1000024)

Louis Dion-Marcil discovered that Squid incorrectly handled certain
Edge Side Includes (ESI) responses. A malicious remote server could
possibly cause Squid to crash, resulting in a denial of service.
(CVE-2018-1000027)

It was discovered that Squid incorrectly handled the cachemgr.cgi web
module. A remote attacker could possibly use this issue to conduct
cross-site scripting (XSS) attacks. (CVE-2019-13345)

Update instructions

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

Ubuntu 12.04 ESM
squid3 – 3.1.19-1ubuntu3.12.04.9

To update your system, please follow these instructions: https://wiki.ubuntu.com/Security/Upgrades.

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

References

Source: USN-4059-2: Squid vulnerabilities

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