Containers Buildah privilege escalation | CVE-2022-27651
NAME
Containers Buildah privilege escalation
- Platforms Affected:
Containers Buildah 1.24.2 - Risk Level:
8.8 - Exploitability:
Unproven - Consequences:
Gain Privileges
DESCRIPTION
Containers Buildah could allow a remote authenticated attacker to gain elevated privileges on the system, caused by a flaw with containers started incorrectly with non-empty inheritable Linux process capabilities in Moby (Docker Engine). By sending a specially-crafted request, an authenticated attacker could exploit this vulnerability to elevated inheritable file capabilities to set inheritable file capabilities.
CVSS 3.0 Information
- Privileges Required: Low
- User Interaction: None
- Scope: Unchanged
- Access Vector: Network
- Access Complexity: Low
- Confidentiality Impact: High
- Integrity Impact: High
- Availability Impact: High
- Remediation Level: Official Fix
MITIGATION
Upgrade to the latest version of Buildah (1.25.0 or later), available from the buildah GIT Repository. See References.
- Reference Link:
https://bugzilla.redhat.com/show_bug.cgi?id=2066840 - Reference Link:
https://github.com/containers/buildah/commit/e7e55c988c05dd74005184ceb64f097a0cfe645b
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