#VU75917 Improper access control in pcs (Red Hat package) - CVE-2023-2319

Vulnerability identifier: #VU75917

Vulnerability risk: Medium

CVSSv4.0: 2.7 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N/E:U/U:Green]

CVE-ID: CVE-2023-2319

CWE-ID: CWE-284

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
pcs (Red Hat package)
Operating systems & Components / Operating system package or component

Vendor: Red Hat Inc.

Description

The vulnerability allows a remote attacker to gain unauthorized access to otherwise restricted functionality.

The vulnerability exists due to a missing fix for #VU74478 (CVE-2023-28154). A remote attacker who controls a property of an untrusted object can obtain access to the real global object.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

pcs (Red Hat package): before 0.11.4-7.el9_2

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External links
https://bugzilla.redhat.com/show_bug.cgi?id=2190092

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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 Internet.

Is there known malware, which exploits this vulnerability?

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