CVEvulnerability
CVE-2025-0620
4.9 MEDIUM
Official page ↗
- Status
- Modified
- Published
- 2025-06-06
- Last modified
- 2026-08-31
- Assigner
- [email protected]
- CVSS 3.1 ([email protected])
- 4.9 MEDIUM — CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:N
- CVSS 3.1 ([email protected])
- 4.9 MEDIUM — CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:N
- Weaknesses
- CWE-552
Description
A flaw was found in Samba. The smbd service daemon does not pick up group membership changes when re-authenticating an expired SMB session. This issue can expose file shares until clients disconnect and then connect again.
Affected configurations
• samba samba (>= 4.21.0 < 4.21.6)
• samba samba (>= 4.22.0 < 4.22.2)
Related
Weakness · CWE (1)
- CWE-552 Files or Directories Accessible to External Parties weakness
References
- https://access.redhat.com/security/cve/CVE-2025-0620 Third Party Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=2370453 Issue Tracking, Third Party Advisory
- https://www.samba.org/samba/security/CVE-2025-0620.html Vendor Advisory
- http://www.openwall.com/lists/oss-security/2025/06/03/8 Mailing List, Third Party Advisory