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Ubuntu: (Multiple Advisories) (CVE-2023-0836): HAProxy vulnerability

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Ubuntu: (Multiple Advisories) (CVE-2023-0836): HAProxy vulnerability

Severity
4
CVSS
(AV:L/AC:M/Au:N/C:P/I:P/A:P)
Published
03/29/2023
Created
05/05/2023
Added
04/10/2023
Modified
04/17/2023

Description

An information leak vulnerability was discovered in HAProxy 2.1, 2.2 before 2.2.27, 2.3, 2.4 before 2.4.21, 2.5 before 2.5.11, 2.6 before 2.6.8, 2.7 before 2.7.1. There are 5 bytes left uninitialized in the connection buffer when encoding the FCGI_BEGIN_REQUEST record. Sensitive data may be disclosed to configured FastCGI backends in an unexpected way.

Solution(s)

  • ubuntu-upgrade-haproxy

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