#VU63890 Security features bypass in File Access Policy Daemon - CVE-2022-1117

Vulnerability identifier: #VU63890

Vulnerability risk: Low

CVSSv4.0: 5.8 [CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2022-1117

CWE-ID: CWE-254

Exploitation vector: Local

Exploit availability: No

Vulnerable software:
File Access Policy Daemon
Universal components / Libraries / Libraries used by multiple products

Vendor: Red Hat Inc.

Description

The vulnerability allows a local user to bypass implemented security restrictions.

The vulnerability exists due to fapolicyd incorrectly detects the run time linker. A local user can bypass implemented security restrictions and execute arbitrary code via the dynamic linker.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

File Access Policy Daemon: 0.8 - 1.1.1

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External links
https://github.com/linux-application-whitelisting/fapolicyd/releases/tag/v1.1.2
https://bugzilla.redhat.com/show_bug.cgi?id=2068171

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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.