Ubuntu 18.04 LTS : HAProxy vulnerability (USN-4212-1)

critical Nessus Plugin ID 131722

Synopsis

The remote Ubuntu host is missing a security update.

Description

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

Note that Tenable Network Security has extracted the preceding description block directly from the Ubuntu security advisory. Tenable has attempted to automatically clean and format it as much as possible without introducing additional issues.

Solution

Update the affected haproxy and / or vim-haproxy packages.

See Also

https://ubuntu.com/security/notices/USN-4212-1

Plugin Details

Severity: Critical

ID: 131722

File Name: ubuntu_USN-4212-1.nasl

Version: 1.7

Type: local

Agent: unix

Published: 12/5/2019

Updated: 10/20/2023

Supported Sensors: Agentless Assessment, Frictionless Assessment Agent, Frictionless Assessment AWS, Frictionless Assessment Azure, Nessus Agent, Nessus

Risk Information

VPR

Risk Factor: Medium

Score: 5.9

CVSS v2

Risk Factor: High

Base Score: 7.5

Temporal Score: 5.5

Vector: CVSS2#AV:N/AC:L/Au:N/C:P/I:P/A:P

CVSS Score Source: CVE-2019-19330

CVSS v3

Risk Factor: Critical

Base Score: 9.8

Temporal Score: 8.5

Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Temporal Vector: CVSS:3.0/E:U/RL:O/RC:C

Vulnerability Information

CPE: p-cpe:/a:canonical:ubuntu_linux:haproxy, p-cpe:/a:canonical:ubuntu_linux:vim-haproxy, cpe:/o:canonical:ubuntu_linux:18.04:-:lts

Required KB Items: Host/cpu, Host/Ubuntu, Host/Ubuntu/release, Host/Debian/dpkg-l

Exploit Ease: No known exploits are available

Patch Publication Date: 12/4/2019

Vulnerability Publication Date: 11/27/2019

Reference Information

CVE: CVE-2019-19330

USN: 4212-1