SUSE update for squid

Published: 2022-07-16

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	SUSE Linux Enterprise Server 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

CVSSv4.0: 4.9 [CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Green]

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 Linux Enterprise Server: 12-SP5

squid-debugsource: before 4.17-4.24.1

squid-debuginfo: before 4.17-4.24.1

squid: before 4.17-4.24.1

CPE2.3

External links

https://www.suse.com/support/update/announcement/2022/suse-su-20222367-1/

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