USN-3858-1: HAProxy vulnerabilities

Releases

• Ubuntu 18.10
• Ubuntu 18.04 ESM
• Ubuntu 16.04 ESM

Packages

• 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

• haproxy - 1.8.8-1ubuntu0.3

Ubuntu 16.04

• haproxy - 1.6.3-1ubuntu0.2

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

References

• CVE-2018-20102
• CVE-2018-20103
• CVE-2018-20615