CVE-2015-5296
5.4
MEDIUM
CVSS 3.1
EPSS 3.3%
Description
Samba 3.x and 4.x before 4.1.22, 4.2.x before 4.2.7, and 4.3.x before 4.3.3 supports connections that are encrypted but unsigned, which allows man-in-the-middle attackers to conduct encrypted-to-unencrypted downgrade attacks by modifying the client-server data stream, related to clidfs.c, libsmb_server.c, and smbXcli_base.c.
How to fix CVE-2015-5296
To remediate CVE-2015-5296, upgrade the affected package to a fixed version below.
- Debian/samba—upgrade to 2:4.1.22+dfsg-1 or later
Is CVE-2015-5296 being exploited?
Low — EPSS is 3.3%, meaning exploitation activity has not been observed at scale.
Affected packages (1)
- from 0, < 2:4.1.22+dfsg-1
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | MEDIUM5.4 | CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:L/I:L/A:N |