#VU63747 Improper Authorization in CUPS - CVE-2022-26691

Vulnerability identifier: #VU63747

Vulnerability risk: High

CVSSv4.0: 6.3 [CVSS:4.0/AV:A/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Amber]

CVE-ID: CVE-2022-26691

CWE-ID: CWE-285

Exploitation vector: Local network

Exploit availability: No

Vulnerable software:
CUPS
Server applications / Other server solutions

Vendor: Apple Inc.

Description

The vulnerability allows a remote attacker to compromise the affected system.

The vulnerability exists due to an error in implementation of "Local" authorization mechanism. A remote attacker can authenticate as to CUPS as root/admin without the 32-byte secret key and execute arbitrary code on the system.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

CUPS: 2.0.0 - 2.3.3

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External links
http://bugzilla.redhat.com/show_bug.cgi?id=2084321

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Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the local network (LAN).

Is there known malware, which exploits this vulnerability?

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