CVE-2017-12151
7.4
HIGH
CVSS 3.1
EPSS 5.3%
Description
A flaw was found in the way samba client before samba 4.4.16, samba 4.5.14 and samba 4.6.8 used encryption with the max protocol set as SMB3. The connection could lose the requirement for signing and encrypting to any DFS redirects, allowing an attacker to read or alter the contents of the connection via a man-in-the-middle attack.
How to fix CVE-2017-12151
To remediate CVE-2017-12151, upgrade the affected package to a fixed version below.
- Alpine/samba—upgrade to 4.7.0-r0 or later
- —upgrade to 2:4.6.7+dfsg-2 or later
Is CVE-2017-12151 being exploited?
Moderate — EPSS is 5.3%. Track this CVE but it's not at the top of the prioritisation list.
Affected packages (2)
- from 0, < 4.7.0-r0
- from 0, < 2:4.6.7+dfsg-2
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | HIGH7.4 | CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N |