Improper Authorization in CUPS



Published: 2022-05-26
Risk High
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2022-26691
CWE-ID CWE-285
Exploitation vector Local network
Public exploit N/A
Vulnerable software
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CUPS
Server applications / Other server solutions

Vendor Apple Inc.

Security Bulletin

This security bulletin contains one high risk vulnerability.

1) Improper Authorization

EUVDB-ID: #VU63747

Risk: High

CVSSv3.1: 8.3 [CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2022-26691

CWE-ID: CWE-285 - Improper Authorization

Exploit availability: No

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

External links

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


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.



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