CVE-2018-1139
Published: 14 August 2018
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.
Priority
Medium
CVSS 3 base score: 8.1
Status
| Package | Release | Status |
|---|---|---|
|
samba Launchpad, Ubuntu, Debian |
Upstream |
Released
(4.7.9,4.8.4)
|
| Ubuntu 18.04 LTS (Bionic Beaver) |
Released
(2:4.7.6+dfsg~ubuntu-0ubuntu2.2)
|
|
| Ubuntu 16.04 ESM (Xenial Xerus) |
Not vulnerable
(2:4.3.11+dfsg-0ubuntu0.16.04.13)
|
|
| Ubuntu 14.04 ESM (Trusty Tahr) |
Not vulnerable
(2:4.3.11+dfsg-0ubuntu0.14.04.14)
|
Notes
| Author | Note |
|---|---|
| mdeslaur | 4.7.0 to 4.8.3 only |
References
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-1139
- https://www.samba.org/samba/security/CVE-2018-1139.html
- https://ubuntu.com/security/notices/USN-3738-1
- NVD
- Launchpad
- Debian