CVE-2018-7749

The SSH server implementation of AsyncSSH before 1.12.1 does not properly check whether authentication is completed before processing other requests. A customized SSH client can simply skip the authentication step.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTNIST
9.8 CRITICAL
NETWORK
LOW
NONE
CVSS:3.0/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: 60%
VendorProductVersion
asyncssh_projectasyncssh
𝑥
< 1.12.1
𝑥
= Vulnerable software versions
Debian logo
Debian Releases
Debian Product
Codename
python-asyncssh
bullseye
2.5.0-0.1
fixed
bullseye (security)
2.5.0-0.1+deb11u1
fixed
bookworm
2.10.1-2+deb12u1
fixed
bookworm (security)
2.10.1-2+deb12u1
fixed
sid
2.18.0-1
fixed
trixie
2.18.0-1
fixed
Ubuntu logo
Ubuntu Releases
Ubuntu Product
Codename
python-asyncssh
lunar
not-affected
kinetic
not-affected
jammy
not-affected
impish
not-affected
hirsute
not-affected
groovy
not-affected
focal
not-affected
eoan
not-affected
disco
ignored
cosmic
ignored
bionic
Fixed 1.11.1-1ubuntu0.1~esm1
released
artful
ignored
xenial
ignored
trusty
dne
Common Weakness Enumeration
References
https://github.com/ronf/asyncssh/commit/c161e26cdc0d41b745b63d9f17b437f073bf7ba4
https://groups.google.com/forum/#%21msg/asyncssh-announce/57_5O7kiHSA/8BXZ_hxHAQAJ
https://github.com/ronf/asyncssh/commit/c161e26cdc0d41b745b63d9f17b437f073bf7ba4
https://groups.google.com/forum/#%21msg/asyncssh-announce/57_5O7kiHSA/8BXZ_hxHAQAJ