Vulnerability in Moby
CVE-2021-41091
Moby is an open-source project created by Docker to enable software containerization. A bug was found in Moby (Docker Engine) where the data directory (typically `/var/lib/docker`) contained subdirectories with insufficiently restricted pe…
EPSS: 0.025 (82.6th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 6.3 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:L.
Affected products
- Moby — versions < 20.10.9
- Mobyproject Moby
- Fedoraproject Fedora — versions 34, 35
Weakness classification (CWE)
Public proof-of-concept exploits
References
- security-advisories@github.com (x_refsource_CONFIRM, Third Party Advisory)
- security-advisories@github.com (Patch, Third Party Advisory, x_refsource_MISC)
- security-advisories@github.com (x_refsource_FEDORA, vendor-advisory)
- security-advisories@github.com (x_refsource_FEDORA, vendor-advisory)
- security-advisories@github.com (x_refsource_CONFIRM)
Frequently asked questions
- What is CVE-2021-41091?
- CVE-2021-41091 is a medium-severity vulnerability in Moby, classified under Improper Preservation of Permissions. CVSS score: 6.3/10. Published 2021-10-04.
- How severe is CVE-2021-41091?
- Medium severity. CVSS v3 base score is 6.3 out of 10.
- Is CVE-2021-41091 known to be exploited?
- 11 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.