SUSE update for haproxy

1) Input validation error

EUVDB-ID: #VU83902

Risk: Medium

CVSSv3.1: 5.7 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N/E:U/RL:O/RC:C]

CVE-ID: CVE-2023-45539

CWE-ID: CWE-20 - Improper input validation

Exploit availability: No

Description

The vulnerability allows a remote attacker to gain access to sensitive information.

The vulnerability exists due to insufficient validation of user-supplied input when processing the "#" character in the URI. A remote attacker can pass specially crafted URI to the application and view otherwise restricted file or potentially manipulate data.

Mitigation

Update the affected package haproxy to the latest version.

Vulnerable software versions

SUSE Linux Enterprise Server 15 SP3 Business Critical Linux: 15-SP3

SUSE Linux Enterprise Server 15 SP2 Business Critical Linux: 15-SP2

SUSE Linux Enterprise High Availability Extension 15: SP2 - SP3

SUSE Linux Enterprise Server for SAP Applications 15: SP2 - SP3

SUSE Linux Enterprise Server 15: SP2 - SP3

SUSE Linux Enterprise High Performance Computing 15: SP2 - SP3

SUSE Manager Retail Branch Server: 4.1 - 4.2

SUSE Manager Server: 4.1 - 4.2

SUSE Manager Proxy: 4.1 - 4.2

haproxy: before 2.0.31-150200.11.26.1

haproxy-debugsource: before 2.0.31-150200.11.26.1

haproxy-debuginfo: before 2.0.31-150200.11.26.1

External links

http://www.suse.com/support/update/announcement/2023/suse-su-20234645-1/

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.