CVE-2019-14855

EUVD-2019-5977
A flaw was found in the way certificate signatures could be forged using collisions found in the SHA-1 algorithm. An attacker could use this weakness to create forged certificate signatures. This issue affects GnuPG versions before 2.2.18.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTPrimary
7.5 HIGH
NETWORK
LOW
NONE
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
redhatCNA
5.3 MEDIUM
NETWORK
HIGH
NONE
CVSS:3.0/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:N/A:N
Base Score
CVSS 3.x
EPSS Score
Percentile: 60%
Affected Products (NVD)
VendorProductVersion
gnupggnupg
𝑥
< 2.2.18
canonicalubuntu_linux
18.04
𝑥
= Vulnerable software versions
Debian logo
Debian Releases
Debian Product
Codename
gnupg1
bookworm
unimportant
bullseye
unimportant
buster
ignored
jessie
ignored
sid
unimportant
stretch
no-dsa
trixie
unimportant
gnupg2
bookworm
2.2.40-1.1
fixed
bullseye
2.2.27-2+deb11u2
fixed
bullseye (security)
2.2.27-2+deb11u2
fixed
buster
ignored
jessie
ignored
sid
2.2.45-2
fixed
stretch
no-dsa
trixie
2.2.44-1
fixed
Ubuntu logo
Ubuntu Releases
Ubuntu Product
Codename
gnupg
bionic
dne
disco
dne
eoan
dne
focal
dne
groovy
dne
hirsute
dne
impish
dne
jammy
dne
kinetic
dne
lunar
dne
mantic
dne
noble
dne
trusty
deferred
xenial
deferred
gnupg1
bionic
needs-triage
disco
ignored
eoan
ignored
focal
needs-triage
groovy
ignored
hirsute
ignored
impish
ignored
jammy
needs-triage
kinetic
ignored
lunar
ignored
mantic
ignored
noble
needs-triage
trusty
dne
xenial
dne
gnupg2
bionic
Fixed 2.2.4-1ubuntu1.3
released
disco
ignored
eoan
ignored
focal
not-affected
groovy
not-affected
hirsute
not-affected
impish
not-affected
jammy
not-affected
kinetic
not-affected
lunar
not-affected
mantic
not-affected
noble
not-affected
trusty
dne
xenial
ignored