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Status published
Medium
CVE-2018-1139
A flaw was found in the way samba before 4.7.9...
Vulnerability Description
A flaw was found in the way samba before 4.7.9 and 4.8.4 allowed the use of weak NTLMv1 authentication even when NTLMv1 was explicitly disabled. A man-in-the-middle attacker could use this flaw to read the credential and other details passed between the samba server and client.
Impact Analysis
Refer to official advisory for detailed impact metrics.
Remediation
Ensure systems are updated to the latest vendor-supplied patch levels.
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Credits & Attribution
No credits recorded in the NVD database.
References
- https://access.redhat.com/errata/RHSA-2018:2613
- https://usn.ubuntu.com/3738-1/
- https://access.redhat.com/errata/RHSA-2018:2612
- https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2018-1139
- http://www.securityfocus.com/bid/105084
- https://access.redhat.com/errata/RHSA-2018:3056
- https://security.netapp.com/advisory/ntap-20180814-0001/
- https://www.samba.org/samba/security/CVE-2018-1139.html
- https://security.gentoo.org/glsa/202003-52
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Affected Vendor
The Samba Team
View all reports →Affected Software
samba
Vulnerable Versions:
before 4.7.9, before 4.8.4
Timeline
Official Publish:
August 22nd, 2018
Last Modified:
August 5th, 2024
Added to House:
July 20th, 2026
CVSS Vectors
V3:
CVSS:3.0/AV:A/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N