Improper Preservation of Permissions in moby - CVE-2021-41091
Published: June 15, 2022 / Updated: July 5, 2024
Vulnerability identifier: #VU64416
CSH Severity: Low
CVSS v4.0: CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:L/SI:L/SA:L/E:P/U:Clear
CVE-ID: CVE-2021-41091
CWE-ID: CWE-281
Exploitation vector: Local access
Exploit availability:
Public exploit is available
Vendor: Moby project
Affected software:
moby
moby
Detailed vulnerability description
The vulnerability allows a local user to escalate privileges on the system.
The vulnerability exists due to application does not properly impose security restrictions, which leads to security restrictions bypass and privilege escalation.
How to mitigate CVE-2021-41091
Install updates from vendor's website.
Sources
- https://github.com/moby/moby/commit/f0ab919f518c47240ea0e72d0999576bb8008e64
- https://github.com/moby/moby/security/advisories/GHSA-3fwx-pjgw-3558
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/ZNFADTCHHYWVM6W4NJ6CB4FNFM2VMBIB/
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/B5Q6G6I4W5COQE25QMC7FJY3I3PAYFBB/
- https://cert-portal.siemens.com/productcert/pdf/ssa-222547.pdf