#VU68862 Incorrect default permissions in openstack-tripleo-common (Red Hat package) - CVE-2022-3101

Vulnerability identifier: #VU68862

Vulnerability risk: Low

CVSSv4.0: 1.1 [CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2022-3101

CWE-ID: CWE-276

Exploitation vector: Local

Exploit availability: No

Vulnerable software:
openstack-tripleo-common (Red Hat package)
Operating systems & Components / Operating system package or component

Vendor: Red Hat Inc.

Description

The vulnerability allows a local user to gain access to sensitive information.

The vulnerability exists due to file permissions are too liberal on a director deployment in tripleo-ansible. A local user can brute-force names of files inside the /var/lib/mistral/overcloud folder.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

openstack-tripleo-common (Red Hat package): before 11.7.1-2.20220318011206.el8ost

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External links
https://access.redhat.com/errata/RHSA-2022:6969
https://bugzilla.redhat.com/show_bug.cgi?id=2120660
https://bugzilla.redhat.com/show_bug.cgi?id=2123870

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Q & A

Can this vulnerability be exploited remotely?

No. This vulnerability can be exploited locally. The attacker should have authentication credentials and successfully authenticate on the system.

Is there known malware, which exploits this vulnerability?

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