USN-4059-1: Squid vulnerabilities

Releases

• Ubuntu 19.04
• Ubuntu 18.04 ESM
• Ubuntu 16.04 ESM

Packages

• squid - Web proxy cache server
• squid3 - Web proxy cache server

Details

It was discovered that Squid incorrectly handled certain SNMP packets. A
remote attacker could possibly use this issue to cause memory consumption,
leading to a denial of service. This issue only affected Ubuntu 16.04 LTS
and Ubuntu 18.04 LTS. (CVE-2018-19132)

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 19.04

• squid - 4.4-1ubuntu2.1

Ubuntu 18.04

• squid3 - 3.5.27-1ubuntu1.2

Ubuntu 16.04

• squid3 - 3.5.12-1ubuntu7.7

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

References

• CVE-2018-19132
• CVE-2019-13345

Related notices

• USN-4059-2: squid3