CVEvulnerability
CVE-2021-20316
6.8 MEDIUM
Official page ↗
- Status
- Modified
- Published
- 2022-08-23
- Last modified
- 2026-06-17
- Assigner
- [email protected]
- CVSS 3.1 ([email protected])
- 6.8 MEDIUM — CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:N
- Weaknesses
- CWE-362
Description
A flaw was found in the way Samba handled file/directory metadata. This flaw allows an authenticated attacker with permissions to read or modify share metadata, to perform this operation outside of the share.
Affected configurations
• samba samba (< 4.15.0)
• debian debian linux 10.0
• debian debian linux 11.0
• redhat virtualization host 4.0
• redhat enterprise linux 8.0
• redhat enterprise linux aus 8.6
• redhat enterprise linux eus 8.6
• redhat enterprise linux tus 8.6
Related
Weakness · CWE (1)
- CWE-362 Concurrent Execution using Shared Resource with Improper Synchronization weakness
References
- https://access.redhat.com/security/cve/CVE-2021-20316 Third Party Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=2009673 Issue Tracking, Third Party Advisory
- https://bugzilla.samba.org/show_bug.cgi?id=14842 Issue Tracking, Vendor Advisory
- https://security-tracker.debian.org/tracker/CVE-2021-20316 Mitigation, Third Party Advisory
- https://security.gentoo.org/glsa/202309-06 security.gentoo.org
- https://www.samba.org/samba/security/CVE-2021-20316.html Vendor Advisory
- https://access.redhat.com/security/cve/CVE-2021-20316 Third Party Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=2009673 Issue Tracking, Third Party Advisory
- https://bugzilla.samba.org/show_bug.cgi?id=14842 Issue Tracking, Vendor Advisory
- https://security-tracker.debian.org/tracker/CVE-2021-20316 Mitigation, Third Party Advisory
- https://security.gentoo.org/glsa/202309-06 security.gentoo.org
- https://www.samba.org/samba/security/CVE-2021-20316.html Vendor Advisory