CVE-2018-1139
High
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.
SeverityHigh
CVSS8.1
Exploit probability—
Product
Samba
PublishedAug 22, 2018
First seenAug 22, 2018
Weakness typeCWE-20Improper input validation
How to fix
Update
- samba samba4.7.9, 4.8.4 or later
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| samba samba | 4.7.0 ≤ v < 4.7.9, 4.8.0 ≤ v < 4.8.4 | 4.7.9, 4.8.4 |
| canonical ubuntu_linux | 14.04, 16.04, 18.04 | — |
| redhat enterprise_linux_desktop | 7.0 | — |
| redhat enterprise_linux_server | 7.0 | — |
| redhat enterprise_linux_workstation | 7.0 | — |
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