CVE-2018-7750

transport.py in the SSH server implementation of Paramiko before 1.17.6, 1.18.x before 1.18.5, 2.0.x before 2.0.8, 2.1.x before 2.1.5, 2.2.x before 2.2.3, 2.3.x before 2.3.2, and 2.4.x before 2.4.1 does not properly check whether authentication is completed before processing other requests, as demonstrated by channel-open. A customized SSH client can simply skip the authentication step.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTNIST
9.8 CRITICAL
NETWORK
LOW
NONE
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
mitreCNA
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CVEADP
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Base Score
CVSS 3.x
EPSS Score
Percentile: 96%
VendorProductVersion
paramikoparamiko
𝑥
< 1.17.6
paramikoparamiko
1.18.0 ≤
𝑥
< 1.18.5
paramikoparamiko
2.0.0 ≤
𝑥
< 2.0.8
paramikoparamiko
2.1.0 ≤
𝑥
< 2.1.5
paramikoparamiko
2.2.0 ≤
𝑥
< 2.2.3
paramikoparamiko
2.3.0 ≤
𝑥
< 2.3.2
paramikoparamiko
2.4.0
redhatansible_engine
2.0
redhatansible_engine
2.4
redhatcloudforms
4.5
redhatcloudforms
4.6
redhatvirtualization
4.1
redhatenterprise_linux_desktop
6.0
redhatenterprise_linux_server
6.0
redhatenterprise_linux_server
7.0
redhatenterprise_linux_server_aus
6.4
redhatenterprise_linux_server_aus
6.5
redhatenterprise_linux_server_aus
6.6
redhatenterprise_linux_server_eus
6.7
redhatenterprise_linux_server_tus
6.6
redhatenterprise_linux_workstation
6.0
debiandebian_linux
8.0
debiandebian_linux
9.0
𝑥
= Vulnerable software versions
Debian logo
Debian Releases
Debian Product
Codename
paramiko
bullseye
2.7.2-1
fixed
wheezy
no-dsa
bookworm
2.12.0-2
fixed
sid
3.4.1-2
fixed
trixie
3.4.1-2
fixed
Ubuntu logo
Ubuntu Releases
Ubuntu Product
Codename
paramiko
artful
Fixed 2.0.0-1ubuntu0.1
released
xenial
Fixed 1.16.0-1ubuntu0.1
released
trusty
Fixed 1.10.1-1git1ubuntu0.1
released
References