Vulnerability 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.
CVSS Score
5.9
MEDIUM
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:N
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Samba | Samba | >= 4.1.0, < 4.16.8 |
| Fedoraproject | Fedora | 37 |
Related Weaknesses (CWE)
References
- https://bugzilla.redhat.com/show_bug.cgi?id=1929800Issue TrackingThird Party Advisory
- https://bugzilla.samba.org/show_bug.cgi?id=14611ExploitIssue TrackingThird Party Advisory
- https://security.gentoo.org/glsa/202309-06
- https://security.netapp.com/advisory/ntap-20230331-0005/Third Party Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=1929800Issue TrackingThird Party Advisory
- https://bugzilla.samba.org/show_bug.cgi?id=14611ExploitIssue TrackingThird Party Advisory
- https://security.gentoo.org/glsa/202309-06
- https://security.netapp.com/advisory/ntap-20230331-0005/Third Party Advisory
FAQ
What is CVE-2021-20251?
CVE-2021-20251 is a vulnerability with a CVSS score of 5.9 (MEDIUM). 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.
How severe is CVE-2021-20251?
CVE-2021-20251 has been rated MEDIUM with a CVSS base score of 5.9/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2021-20251?
Check the references section above for vendor advisories and patch information. Affected products include: Samba Samba, Fedoraproject Fedora.