CVE-2022-27650

HIGH
Published Apr 4, 20224y ago · Modified Jun 17, 20262w ago
7.5 CVSS 3.1
High
Find Similar
Published Apr 4, 2022 4y ago
Last Modified Jun 17, 2026 2w ago

Description

A flaw was found in crun where containers were incorrectly started with non-empty default permissions. A vulnerability was found in Moby (Docker Engine) where containers were started incorrectly with non-empty inheritable Linux process capabilities. This flaw allows an attacker with access to programs with inheritable file capabilities to elevate those capabilities to the permitted set when execve(2) runs.

CVSS Details

Base Score
7.5
Exploitability
1.6
Impact
5.9
Vector string
CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
Attack Vector Network
Attack Complexity High
Privileges Required Low
User Interaction None
Scope Unchanged
Confidentiality High
Integrity High
Availability High

Threat Intelligence

No active exploitation signals — not in CISA KEV and no EPSS score yet.

Exploit & Patch Status
No Known Exploit
Patch Available

Weaknesses 1

CWE-276

Affected Products 4

VendorProductVersionRange
crun_projectcrun* <1.4.4
fedoraprojectfedora34any
redhatopenshift_container_platform4.0any
redhatenterprise_linux8.0any

References 4

  • bugzilla.redhat.com https://bugzilla.redhat.com/show_bug.cgi?id=2066845
    Issue TrackingThird Party Advisory
  • github.com https://github.com/containers/crun/commit/1aeeed2e4fdeffb4875c0d0b439915894594c8c6
    PatchThird Party Advisory
  • github.com https://github.com/containers/crun/security/advisories/GHSA-wr4f-w546-m398
    Third Party Advisory
  • lists.fedoraproject.org https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/HYIGABCZ7ZHAG2XCOGITTQRJU2ASWMFA/

Remediation

  • github.com https://github.com/containers/crun/commit/1aeeed2e4fdeffb4875c0d0b439915894594c8c6
    PatchThird Party Advisory