CVE-2022-27651 Information

Description

A flaw was found in buildah where containers were incorrectly started with non-empty default permissions. A bug was found in Moby (Docker Engine) where containers were incorrectly started with non-empty inheritable Linux process capabilities enabling an attacker with access to programs with inheritable file capabilities to elevate those capabilities to the permitted set when execve(2) runs. This has the potential to impact confidentiality and integrity.

CVSS Vector

CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:N

Reference

https://github.com/containers/buildah/commit/e7e55c988c05dd74005184ceb64f097a0cfe645b https://bugzilla.redhat.com/show_bug.cgi?id=2066840 https://github.com/containers/buildah/security/advisories/GHSA-c3g4-w6cv-6v7h https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/2VWH6X6HOFPO6HTESF42HIJZEPXSWVIO/ https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/7NETC7I6RTMMBRJJQVJOJUPDK4W4PQSJ/ https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/25YI27MENCEPZTTGRVU6BQD5V53FNI52/

Attack Complexity

HIGH

Privileges Required

LOW

User Interaction Required

LOW

Scope

NONE

Confidentiality Impact

UNCHANGED

Integrity Impact

HIGH

Availability Impact

HIGH

Base Score

NONE

Base Severity

6.8