CVE-2018-7750

EUVD-2018-0111
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
NISTPrimary
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
Base Score
CVSS 3.x
EPSS Score
Percentile: 95%
Affected Products (NVD)
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
bookworm
2.12.0-2
fixed
bullseye
2.7.2-1
fixed
sid
3.4.1-2
fixed
trixie
3.4.1-2
fixed
wheezy
no-dsa
Ubuntu logo
Ubuntu Releases
Ubuntu Product
Codename
paramiko
artful
Fixed 2.0.0-1ubuntu0.1
released
trusty
Fixed 1.10.1-1git1ubuntu0.1
released
xenial
Fixed 1.16.0-1ubuntu0.1
released
References