#VU67757 Improper access control in barbican - CVE-2022-3100

Vulnerability identifier: #VU67757

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-2022-3100

CWE-ID: CWE-284

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
barbican
Web applications / Other software

Vendor: Openstack

Description

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

The vulnerability exists due to improper access restrictions. A remote attacker can bypass access policy via a query string when accessing the API.

Mitigation
Install update from vendor's website.

Vulnerable software versions

barbican: 0.1.30 - 2015.1.0

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External links
https://access.redhat.com/errata/RHSA-2022:6750
https://bugzilla.redhat.com/show_bug.cgi?id=2125404

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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.