CVE-2016-2118
7.5
HIGH
CVSS 3.1
EPSS 78.5%
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."
How to fix CVE-2016-2118
To remediate CVE-2016-2118, upgrade the affected package to a fixed version below.
- Debian/samba—upgrade to 2:4.3.7+dfsg-1 or later
Is CVE-2016-2118 being exploited?
Likely — EPSS is 78.5%, placing CVE-2016-2118 in the top tier of vulnerabilities by exploitation probability. Prioritise patching.
Affected packages (1)
- from 0, < 2:4.3.7+dfsg-1
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | HIGH7.5 | CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H |