Vulnerability Report

CVE-2025-0620

Title: Samba Samba

Other

Proof Of Concept

No public PoC currently indexed for CVE-2025-0620.

CWE Category CWE-552
Published Date Jun 06, 2025
Modified Date Jun 30, 2026
Exploit Status Not Found
Score 4.9 CVSS v3.1
Exploit Probability (EPSS)
0.62%

Vulnerability Summary

CVE-2025-0620: 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.

Impacted Vendors

S
samba 1
S
sgi 1

Reference Links

https://access.redhat.com/security/cve/CVE-2025-0620 https://bugzilla.redhat.com/show_bug.cgi?id=2370453 https://www.samba.org/samba/security/CVE-2025-0620.html http://www.openwall.com/lists/oss-security/2025/06/03/8
CVSS v3.1
Source Entity [email protected]
Severity MEDIUM
4.9
Attack Vector
NETWORK
Complexity
LOW
Privileges
N/A
Interaction
NONE
Confidentiality
N/A
Integrity
N/A
Availability
N/A
Scope
UNCHANGED
RAW VECTOR CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:N
CVSS v3.1
Source Entity [email protected]
Severity MEDIUM
4.9
Attack Vector
NETWORK
Complexity
LOW
Privileges
N/A
Interaction
NONE
Confidentiality
N/A
Integrity
N/A
Availability
N/A
Scope
UNCHANGED
RAW VECTOR CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:N

Associated Attack Patterns (CAPEC)

Total: Patterns

CVE-2025-0620 Exploits & PoCs (Proof Of Concept)

No public PoCs found in our database for this CVE.

MODIFIED

Vulnerability data updated via NVD.

MODIFIED

Vulnerability data updated via NVD.

MODIFIED

Vulnerability data updated via NVD.

MODIFIED

Vulnerability data updated via NVD.

MODIFIED

Vulnerability data or affected products updated.

PUBLISHED

Vulnerability first announced in NVD.

Attack Vector Matrix

Access Vector NETWORK
Complexity LOW
Privileges N/A
Interaction NONE
CVSS Vector String CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:N

Affected Stack

No specific products linked.