Executive Summary

Summary
Title HAProxy vulnerability
Informations
NameUSN-4212-1First vendor Publication2019-12-04
VendorUbuntuLast vendor Modification2019-12-04
Severity (Vendor) N/ARevisionN/A

Security-Database Scoring CVSS v2

Cvss vector :
Cvss Base ScoreN/AAttack RangeN/A
Cvss Impact ScoreN/AAttack ComplexityN/A
Cvss Expoit ScoreN/AAuthenticationN/A
Calculate full CVSS 2.0 Vectors scores

Detail

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

- Ubuntu 19.10 - Ubuntu 19.04 - Ubuntu 18.04 LTS

Summary:

HAProxy could be made to execute arbitrary code if it received a specially crafted HTTP/2 header.

Software Description: - haproxy: fast and reliable load balancing reverse proxy

Details:

Tim Düsterhus discovered that HAProxy incorrectly handled certain HTTP/2 headers. An attacker could possibly use this issue to execute arbitrary code through CRLF injection.

Update instructions:

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

Ubuntu 19.10:
haproxy 2.0.5-1ubuntu0.3

Ubuntu 19.04:
haproxy 1.8.19-1ubuntu1.3

Ubuntu 18.04 LTS:
haproxy 1.8.8-1ubuntu0.9

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

References:
https://usn.ubuntu.com/4212-1
CVE-2019-19330

Package Information:
https://launchpad.net/ubuntu/+source/haproxy/2.0.5-1ubuntu0.3
https://launchpad.net/ubuntu/+source/haproxy/1.8.19-1ubuntu1.3
https://launchpad.net/ubuntu/+source/haproxy/1.8.8-1ubuntu0.9

Original Source

Url : http://www.ubuntu.com/usn/USN-4212-1

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0
DateInformations
2019-12-04 17:19:53
  • First insertion