CVE-2023-1667

A NULL pointer dereference was found In libssh during re-keying with algorithm guessing. This issue may allow an authenticated client to cause a denial of service.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTNIST
6.5 MEDIUM
NETWORK
LOW
LOW
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
redhatCNA
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CVEADP
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Base Score
CVSS 3.x
EPSS Score
Percentile: 74%
VendorProductVersion
libsshlibssh
0.9.1 ≤
𝑥
≤ 0.9.6
libsshlibssh
0.10.0 ≤
𝑥
≤ 0.10.4
debiandebian_linux
10.0
redhatenterprise_linux
8.0
redhatenterprise_linux
9.0
𝑥
= Vulnerable software versions
Debian logo
Debian Releases
Debian Product
Codename
libssh
bullseye (security)
0.9.8-0+deb11u1
fixed
bullseye
0.9.8-0+deb11u1
fixed
bookworm
0.10.6-0+deb12u1
fixed
bookworm (security)
0.10.6-0+deb12u1
fixed
sid
0.11.1-1
fixed
trixie
0.11.1-1
fixed
Ubuntu logo
Ubuntu Releases
Ubuntu Product
Codename
libssh
oracular
Fixed 0.10.5-2
released
noble
Fixed 0.10.5-2
released
mantic
Fixed 0.10.5-2
released
lunar
Fixed 0.10.4-2ubuntu0.1
released
kinetic
Fixed 0.9.6-2ubuntu0.22.10.1
released
jammy
Fixed 0.9.6-2ubuntu0.22.04.1
released
focal
Fixed 0.9.3-2ubuntu2.3
released
bionic
needs-triage
xenial
ignored
trusty
ignored