CVE-2017-12151

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.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTNIST
7.4 HIGH
NETWORK
HIGH
NONE
CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N
redhatCNA
7.4 HIGH
NETWORK
HIGH
NONE
CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N
CVEADP
---
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Base Score
CVSS 3.x
EPSS Score
Percentile: 83%
VendorProductVersion
sambasamba
𝑥
< 4.4.16
sambasamba
4.5.0 ≤
𝑥
< 4.5.14
sambasamba
4.6.0 ≤
𝑥
< 4.6.8
debiandebian_linux
8.0
debiandebian_linux
9.0
redhatenterprise_linux
7.0
redhatenterprise_linux_desktop
7.0
redhatenterprise_linux_server_aus
7.4
redhatenterprise_linux_server_eus
7.4
redhatenterprise_linux_server_eus
7.5
redhatenterprise_linux_workstation
7.0
𝑥
= Vulnerable software versions
Debian logo
Debian Releases
Debian Product
Codename
samba
bullseye (security)
2:4.13.13+dfsg-1~deb11u6
fixed
bullseye
2:4.13.13+dfsg-1~deb11u6
fixed
wheezy
not-affected
bookworm
2:4.17.12+dfsg-0+deb12u1
fixed
bookworm (security)
2:4.17.12+dfsg-0+deb12u1
fixed
sid
2:4.21.1+dfsg-2
fixed
trixie
2:4.21.1+dfsg-2
fixed
Ubuntu logo
Ubuntu Releases
Ubuntu Product
Codename
samba
zesty
Fixed 2:4.5.8+dfsg-0ubuntu0.17.04.7
released
xenial
Fixed 2:4.3.11+dfsg-0ubuntu0.16.04.11
released
trusty
Fixed 2:4.3.11+dfsg-0ubuntu0.14.04.12
released