USN-3858-1: HAProxy vulnerabilities

15 January 2019

haproxy vulnerabilities

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

• Ubuntu 18.10
• Ubuntu 18.04 LTS
• Ubuntu 16.04 LTS

Summary

Several security issues were fixed in HAProxy.

Software Description

• haproxy - fast and reliable load balancing reverse proxy

Details

It was discovered that HAProxy incorrectly handled certain requests. An attacker could possibly use this to expose sensitive information. (CVE-2018-20102)

It was discovered that HAProxy incorrectly handled certain requests. A attacker could possibly use this issue to cause a denial of service. This issue only affected Ubuntu 18.04 LTS and Ubuntu 18.10. (CVE-2018-20103, CVE-2018-20615)

Update instructions

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

Ubuntu 18.10

haproxy - 1.8.13-2ubuntu0.1

Ubuntu 18.04 LTS

haproxy - 1.8.8-1ubuntu0.3

Ubuntu 16.04 LTS

haproxy - 1.6.3-1ubuntu0.2

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

from Ubuntu Security Notices http://bit.ly/2QOSp5U