SUSE update for squid

Published: 2022-07-26

Risk	Medium
Patch available	YES
Number of vulnerabilities	2
CVE-ID	CVE-2021-33620 CVE-2021-46784
CWE-ID	CWE-20 CWE-617
Exploitation vector	Network
Public exploit	N/A
Vulnerable software Subscribe	SUSE Enterprise Storage Operating systems & Components / Operating system SUSE Linux Enterprise Storage Operating systems & Components / Operating system SUSE Manager Retail Branch Server Operating systems & Components / Operating system SUSE Manager Server Operating systems & Components / Operating system SUSE Manager Proxy Operating systems & Components / Operating system SUSE Linux Enterprise Server for SAP Operating systems & Components / Operating system SUSE Linux Enterprise Server Operating systems & Components / Operating system SUSE Linux Enterprise High Performance Computing Operating systems & Components / Operating system SUSE CaaS Platform Operating systems & Components / Operating system openSUSE Leap Operating systems & Components / Operating system SUSE Linux Enterprise Server for SAP Applications Operating systems & Components / Operating system SUSE Linux Enterprise Module for Server Applications Operating systems & Components / Operating system squid-debugsource Operating systems & Components / Operating system package or component squid-debuginfo Operating systems & Components / Operating system package or component squid Operating systems & Components / Operating system package or component
Vendor	SUSE

Security Bulletin

This security bulletin contains information about 2 vulnerabilities.

1) Input validation error

EUVDB-ID: #VU65362

Risk: Medium

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

CVE-ID: CVE-2021-33620

CWE-ID: CWE-20 - Improper input validation

Exploit availability: No

Description

The vulnerability allows a remote server to perform a denial of service (DoS) attack.

The vulnerability can be triggered by a header that can be expected to exist in HTTP traffic without any malicious intent by the server. A remote server can trigger the vulnerability and perform a denial of service (DoS) attack.

Mitigation

Update the affected package squid to the latest version.

Vulnerable software versions

SUSE Enterprise Storage: 6 - 7.1

SUSE Linux Enterprise Storage: 7.1

SUSE Manager Retail Branch Server: 4.1 - 4.2

SUSE Manager Server: 4.1 - 4.2

SUSE Manager Proxy: 4.1 - 4.2

SUSE Linux Enterprise Server for SAP: 15-SP1 - 15-SP2

SUSE Linux Enterprise Server: 15-LTSS - 15-SP3

SUSE Linux Enterprise High Performance Computing: 15-ESPOS - 15-SP3

SUSE CaaS Platform: 4.0

openSUSE Leap: 15.3

SUSE Linux Enterprise Server for SAP Applications: 15-SP3

SUSE Linux Enterprise Module for Server Applications: 15-SP3

squid-debugsource: before 4.17-150000.5.32.1

squid-debuginfo: before 4.17-150000.5.32.1

squid: before 4.17-150000.5.32.1

External links

http://www.suse.com/support/update/announcement/2022/suse-su-20222553-1/

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote authenticated user via the Internet.

Is there known malware, which exploits this vulnerability?

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

2) Reachable Assertion

EUVDB-ID: #VU64484