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CVE-2021-20251
Component Overview
Vulnerability Overview
Name
CVE-2021-20251
Source
NVD (
link
)
Debian (
link
)
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.
CWEs
CWE-362
CWE-362
Published Date
Mar 6, 2023
Updated Date
Jun 17, 2026
Workaround
-
Advisories
https://bugzilla.redhat.com/show_bug.cgi?id=1929800
Issue Tracking
https://bugzilla.samba.org/show_bug.cgi?id=14611
Exploit
https://security.netapp.com/advisory/ntap-20230331-0005/
Third Party Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=1929800
Issue Tracking
https://bugzilla.samba.org/show_bug.cgi?id=14611
Exploit
https://security.netapp.com/advisory/ntap-20230331-0005/
Third Party Advisory
Analysis
#
Affected Component
Analysis
samba
Exploitable
Vulnerability Ratings
#
5.9
CVSSv31
NaN
other
Others affected components
#
Name
Project
Project Version
Version
Status
samba4
buildroot
2025.02.x
4.22.10
Not Affected
samba4
buildroot
master
4.24.3
Not Affected
samba4
openwrt
master
4.22.7-r3
Not Affected
samba4
openwrt
openwrt-25.12
4.22.7-r3
Not Affected
samba
yocto
master
4.23.5
Not Affected
samba
yocto
scarthgap
4.19.9
Not Affected