CVE-2020-36254

scp.c in Dropbear before 2020.79 mishandles the filename of . or an empty filename, a related issue to CVE-2018-20685.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTNIST
8.1 HIGH
NETWORK
HIGH
NONE
CVSS:3.1/AV:N/AC:H/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: 69%
VendorProductVersion
dropbear_ssh_projectdropbear_ssh
𝑥
< 2020.79
𝑥
= Vulnerable software versions
Debian logo
Debian Releases
Debian Product
Codename
dropbear
bullseye
2020.81-3+deb11u2
fixed
bookworm
2022.83-1+deb12u2
fixed
sid
2024.86-1
fixed
trixie
2024.86-1
fixed
Ubuntu logo
Ubuntu Releases
Ubuntu Product
Codename
dropbear
noble
not-affected
mantic
not-affected
lunar
not-affected
kinetic
not-affected
jammy
not-affected
impish
not-affected
hirsute
not-affected
groovy
not-affected
focal
needs-triage
bionic
needs-triage
xenial
needs-triage
trusty
dne
References
https://github.com/mkj/dropbear/commit/8f8a3dff705fad774a10864a2e3dbcfa9779ceff
https://github.com/mkj/dropbear/commit/8f8a3dff705fad774a10864a2e3dbcfa9779ceff