#VU61797 Incorrect default permissions in buildah - CVE-2022-27651

Vulnerability identifier: #VU61797

Vulnerability risk: Medium

CVSSv4.0: 1.7 [CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N/E:U/U:Green]

CVE-ID: CVE-2022-27651

CWE-ID: CWE-276

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
buildah
Client/Desktop applications / Software for system administration

Vendor: Container Projects

Description

The vulnerability allows a remote attacker to escalate privileges on the system.

The vulnerability exists due to incorrect default permissions for files and folders that are set by the application. A remote attacker can view contents of files and directories or modify them.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

buildah: 1.24.0 - 1.24.2

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External links
https://github.com/containers/buildah/releases/tag/v1.25.0
https://github.com/containers/buildah/releases/tag/v1.24.3

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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.