CVE-2016-2118
High
Description
The MS-SAMR and MS-LSAD protocol implementations in Samba 3.x and 4.x before 4.2.11, 4.3.x before 4.3.8, and 4.4.x before 4.4.2 mishandle DCERPC connections, which allows man-in-the-middle attackers to perform protocol-downgrade attacks and impersonate users by modifying the client-server data stream, aka "BADLOCK."
SeverityHigh
CVSS7.5
Exploit probability—
Product
Samba
PublishedApr 12, 2016
First seenApr 12, 2016
How to fix
Update
- samba samba4.2.10, 4.3.7, 4.4.1 or later
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| samba samba | 3.6.0 ≤ v < 4.2.10, 4.3.0 ≤ v < 4.3.7, 4.4.0 ≤ v < 4.4.1 | 4.2.10, 4.3.7, 4.4.1 |
| canonical ubuntu_linux | 12.04, 14.04, 15.10, 16.04 | — |
| debian debian_linux | 7.0, 8.0 | — |
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