DEBIAN-CVE-2016-2119

Advisory lineage Upstream: 1 Downstream: 1
Upstream
CVE-2016-2119
Downstream
DSA-3740-1
Published: 07 Jul 2016, 15:59
Last modified:28 Apr 2026, 20:15

Vulnerability Summary

Overall Risk (default)
medium
30/100
CVSS Score
7.5 HIGH
3.1 (osv_debian)
EPSS Score
No data
KEV
Not listed
Ransomware
No reports
Public exploits
None found
Dark Web
Not detected

Timeline

07 Jul 2016, 15:59
Published
Vulnerability first disclosed
28 Apr 2026, 20:15
Last Modified
Vulnerability information updated

Description

libcli/smb/smbXcli_base.c in Samba 4.x before 4.2.14, 4.3.x before 4.3.11, and 4.4.x before 4.4.5 allows man-in-the-middle attackers to bypass a client-signing protection mechanism, and consequently spoof SMB2 and SMB3 servers, via the (1) SMB2_SESSION_FLAG_IS_GUEST or (2) SMB2_SESSION_FLAG_IS_NULL flag.

CVSS Metrics

  • v3.1•HIGH•Score: 7.5CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H

Affected Systems

  • debian•samba

    < 2:4.4.5+dfsg-1 | < 2:4.4.5+dfsg-1 | < 2:4.4.5+dfsg-1 | < 2:4.4.5+dfsg-1

References (1)