← Back

CVE-2021-20251

nvd nist
Published: Mar 6, 2023Modified: Jun 17, 2026

JSON object

Loading...
5.9
Vector
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:N
Exploitability: 2.2 / Impact: 3.6
Source: NVD

Description

A flaw was found in samba. A race condition in the password lockout code may lead to the risk of brute force attacks being successful if special conditions are met.

Affected (3)

Samba
1 product
Samba
Fedoraproject
1 product
Fedora
Configuration A
2 vulnerable
Vulnerable SoftwareAffected Versions
Samba
Samba
From 4.1.0 to 4.16.8
Samba
From 4.17.0 to 4.17.4
Configuration B
1 vulnerable
Vulnerable SoftwareAffected Versions
Fedora
Version 37

Related CWEs

CWE-362
Concurrent Execution using Shared Resource with Improper Synchronization ('Race Condition')
The product contains a code sequence that can run concurrently with other code, and the code sequence requires temporary, exclusive access to a shared resource, but a timing window exists in which the shared resource can be modified by another code sequence that is operating concurrently.

References (8)

Source: secalert@redhat.com
Issue TrackingThird Party Advisory
Source: secalert@redhat.com
ExploitIssue TrackingThird Party Advisory
Source: secalert@redhat.com
Source: secalert@redhat.com
Third Party Advisory
Source: af854a3a-2127-422b-91ae-364da2661108
Issue TrackingThird Party Advisory
Source: af854a3a-2127-422b-91ae-364da2661108
ExploitIssue TrackingThird Party Advisory
Source: af854a3a-2127-422b-91ae-364da2661108
Source: af854a3a-2127-422b-91ae-364da2661108
Third Party Advisory

Timeline

No history available yet.