4.9

CVE-2025-0620

Samba: smbd doesn't pick up group membership changes when re-authenticating an expired smb session

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.
Daten sind bereitgestellt durch National Vulnerability Database (NVD)
Samba ≫ Samba Version >= 4.21.0 < 4.21.6
Samba ≫ Samba Version >= 4.22.0 < 4.22.2
VulnDex Vulnerability Enrichment
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Zu dieser CVE wurde keine Warnung gefunden.
EPSS Metriken
Typ Quelle Score Percentile
EPSS FIRST.org 0.6% 0.437
CVSS Metriken
Quelle Base Score Exploit Score Impact Score Vector String
nvd@nist.gov 4.9 1.2 3.6
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:N
secalert@redhat.com 4.9 1.2 3.6
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:N
CWE-552 Files or Directories Accessible to External Parties

The product makes files or directories accessible to unauthorized actors, even though they should not be.

https://access.redhat.com/security/cve/CVE-2025-0620
Third Party Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=2370453
Third Party Advisory
Issue Tracking
https://www.samba.org/samba/security/CVE-2025-0620.html
Vendor Advisory
http://www.openwall.com/lists/oss-security/2025/06/03/8
Third Party Advisory
Mailing List