Vulnerability in Crun Project
CVE-2022-27650
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.
EPSS: 0.011 (63.2th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H.
Affected products
- Crun_project Crun
- Fedoraproject Fedora — versions 34
- Redhat Enterprise_linux — versions 8.0
- Redhat Openshift_container_platform — versions 4.0
- N/a Crun — versions Affects crun v1.4.3 and prior, Fixed in – v1.4.4
Weakness classification (CWE)
References
- secalert@redhat.com (Third Party Advisory, x_refsource_MISC, Issue Tracking)
- secalert@redhat.com (Third Party Advisory, x_refsource_MISC)
- secalert@redhat.com (Patch, Third Party Advisory, x_refsource_MISC)
- secalert@redhat.com (x_refsource_FEDORA, vendor-advisory)
Frequently asked questions
- What is CVE-2022-27650?
- CVE-2022-27650 is a high-severity vulnerability in Crun Project, classified under Incorrect Default Permissions. CVSS score: 7.5/10. Published 2022-04-04.
- How severe is CVE-2022-27650?
- High severity. CVSS v3 base score is 7.5 out of 10.