Vulnerability in Buildah Project
CVE-2022-27651
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.
EPSS: 0.012 (65.4th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 6.8 (Medium). Vector: CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:N.
Affected products
- Buildah_project Buildah
- Fedoraproject Fedora — versions 34, 35, 36
- Redhat Enterprise_linux — versions 7.0, 8.0
- N/a Buildah — versions Affects buildah v1.24.0 and prior, Fixed in - v1.25.0
Weakness classification (CWE)
Public proof-of-concept exploits
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)
- secalert@redhat.com (x_refsource_FEDORA, vendor-advisory)
- secalert@redhat.com (x_refsource_FEDORA, vendor-advisory)
Frequently asked questions
- What is CVE-2022-27651?
- CVE-2022-27651 is a medium-severity vulnerability in Buildah Project, classified under Incorrect Default Permissions. CVSS score: 6.8/10. Published 2022-04-04.
- How severe is CVE-2022-27651?
- Medium severity. CVSS v3 base score is 6.8 out of 10.
- Is CVE-2022-27651 known to be exploited?
- 2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.