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CVE

CVE-2022-27650

A flaw was found in crun where containers were incorrectly started with non-empty default permissions. A vulnerability w

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.

HIGH · CVSS 7.5 EPSS 0.0009
Schedule remediation
  • CVSS base score ≥ 7.0
Sigma rules0 YARA rules0
⬡

Weakness Classification

CWE-276Incorrect Default Permissions
CWE-276Incorrect Default Permissions
▤

Affected Products & Versions

4
crun project crun< 1.4.4
fedoraproject fedoraall versions
redhat openshift container platformall versions
redhat enterprise linuxall versions
▣

Scoring & Timeline

7.5
HIGH · CVSS v3.1 · secalert@redhat.com
View on NVD
Attack Vector
Network Adjacent Local Physical
Attack Complexity
Low High
Privileges Required
None Low High
User Interaction
None Required
Scope
Unchanged Changed
Confidentiality
None Low High
Integrity
None Low High
Availability
None Low High
Published to NVD04 Apr 2022 · 08:15 PM
CVSS VectorCVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
⚑

Vendor Advisories

3
suse-csafopenSUSE-SU-2024:11989-1
rhsaRHSA-2022:1762Moderate
rhsaRHSA-2022:1793Moderate
🔗

References & Sources

4
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
https://bugzilla.redhat.com/show_bug.cgi?id=2066845Issue TrackingThird Party Advisory
https://github.com/containers/crun/commit/1aeeed2e4fdeffb4875c0d0b439915894594c8c6PatchThird Party Advisory
https://github.com/containers/crun/security/advisories/GHSA-wr4f-w546-m398Third Party Advisory
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/HYIGABCZ7ZHAG2XCOGITTQRJU2ASWMFA/
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