CVE-2021-43666

A Denial of Service vulnerability exists in mbed TLS 3.0.0 and earlier in the mbedtls_pkcs12_derivation function when an input password's length is 0.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTNIST
7.5 HIGH
NETWORK
LOW
NONE
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
mitreCNA
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CVEADP
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Base Score
CVSS 3.x
EPSS Score
Percentile: 31%
VendorProductVersion
armmbed_tls
𝑥
≤ 3.0.0
debiandebian_linux
10.0
𝑥
= Vulnerable software versions
Debian logo
Debian Releases
Debian Product
Codename
mbedtls
bullseye
no-dsa
bookworm
2.28.3-1
fixed
trixie
2.28.8-1
fixed
sid
3.6.2-1
fixed
Ubuntu logo
Ubuntu Releases
Ubuntu Product
Codename
mbedtls
noble
needs-triage
mantic
ignored
lunar
ignored
kinetic
ignored
jammy
needs-triage
impish
ignored
focal
needs-triage
bionic
needs-triage
xenial
needs-triage
trusty
ignored
References
https://github.com/ARMmbed/mbedtls/issues/5136
https://lists.debian.org/debian-lts-announce/2022/12/msg00036.html
https://github.com/ARMmbed/mbedtls/issues/5136
https://lists.debian.org/debian-lts-announce/2022/12/msg00036.html