CVE-2022-41916

EUVD-2022-45046
Heimdal is an implementation of ASN.1/DER, PKIX, and Kerberos. Versions prior to 7.7.1 are vulnerable to a denial of service vulnerability in Heimdal's PKI certificate validation library, affecting the KDC (via PKINIT) and kinit (via PKINIT), as well as any third-party applications using Heimdal's libhx509. Users should upgrade to Heimdal 7.7.1 or 7.8. There are no known workarounds for this issue.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTPrimary
5.9 MEDIUM
NETWORK
HIGH
NONE
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H
GitHub_MCNA
5.9 MEDIUM
NETWORK
HIGH
NONE
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H
Base Score
CVSS 3.x
EPSS Score
Percentile: 50%
Affected Products (NVD)
VendorProductVersion
heimdal_projectheimdal
𝑥
< 7.7.1
debiandebian_linux
10.0
debiandebian_linux
11.0
𝑥
= Vulnerable software versions
Debian logo
Debian Releases
Debian Product
Codename
heimdal
bookworm
7.8.git20221117.28daf24+dfsg-2
fixed
bullseye
7.7.0+dfsg-2+deb11u3
fixed
bullseye (security)
7.7.0+dfsg-2+deb11u3
fixed
sid
7.8.git20221117.28daf24+dfsg-8
fixed
trixie
7.8.git20221117.28daf24+dfsg-8
fixed
Ubuntu logo
Ubuntu Releases
Ubuntu Product
Codename
heimdal
bionic
Fixed 7.5.0+dfsg-1ubuntu0.2
released
focal
Fixed 7.7.0+dfsg-1ubuntu1.2
released
jammy
needed
kinetic
ignored
lunar
ignored
mantic
ignored
noble
needed
trusty
Fixed 1.6~git20131207+dfsg-1ubuntu1.2+esm2
released
xenial
Fixed 1.7~git20150920+dfsg-4ubuntu1.16.04.1+esm2
released