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Ubuntu 18.10: USN-3858-1 Critical HAProxy Information Exposure & DoS

ubuntu
Calendar Grey January 15, 2019
Dist Ubuntu Esm H88
=========================================================================Ubuntu Security Notice USN-
Several security issues were fixed in HAProxy.

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)

Topics%20covered

Topics Covered

security advisory denial of service information exposure ubuntu haproxy

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

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

References

  https://ubuntu.com/security/notices/USN-3858-1

  CVE-2018-20102, CVE-2018-20103, CVE-2018-20615

Severity
critical
Lowest
Low
Medium
High
Critical

January 15, 2019

Topics%20covered

Topics Covered

security advisory denial of service information exposure ubuntu haproxy

Package Information

  https://launchpad.net/ubuntu/+source/haproxy/1.8.13-2ubuntu0.1
  https://launchpad.net/ubuntu/+source/haproxy/1.8.8-1ubuntu0.3
  https://launchpad.net/ubuntu/+source/haproxy/1.6.3-1ubuntu0.2

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