CVE-2016-1000343

In the Bouncy Castle JCE Provider version 1.55 and earlier the DSA key pair generator generates a weak private key if used with default values. If the JCA key pair generator is not explicitly initialised with DSA parameters, 1.55 and earlier generates a private value assuming a 1024 bit key size. In earlier releases this can be dealt with by explicitly passing parameters to the key pair generator.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTPrimary
7.5 HIGH
NETWORK
LOW
NONE
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Base Score
CVSS 3.x
EPSS Score
Percentile: 78%
Affected Products (NVD)
VendorProductVersion
bouncycastlebc-java
𝑥
≤ 1.55
debiandebian_linux
8.0
𝑥
= Vulnerable software versions
Debian logo
Debian Releases
Debian Product
Codename
bouncycastle
bookworm
1.72-2
fixed
bullseye
1.68-2
fixed
sid
1.77-1
fixed
trixie
1.77-1
fixed
Ubuntu logo
Ubuntu Releases
Ubuntu Product
Codename
bouncycastle
artful
not-affected
bionic
not-affected
cosmic
not-affected
disco
not-affected
eoan
not-affected
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
Fixed 1.49+dfsg-2ubuntu0.1
released
xenial
needed
openSUSE logo
openSUSE / SLES Releases
openSUSE Product
Release
bouncycastle
suse enterprise desktop 15 SP2
1.64-1.63
fixed
suse enterprise desktop 15 SP3
1.64-1.63
fixed
suse enterprise desktop 15 SP4
1.64-3.3.1
fixed
suse enterprise desktop 15 SP5
1.72-150200.3.12.1
fixed
suse enterprise desktop 15 SP6
1.77-150200.3.24.1
fixed
suse enterprise desktop 15 SP7
1.79-150200.3.32.2
fixed
suse enterprise sap 15 SP2
1.64-1.63
fixed
suse enterprise sap 15 SP3
1.64-1.63
fixed
suse enterprise sap 15 SP4
1.64-3.3.1
fixed
suse enterprise sap 15 SP5
1.72-150200.3.12.1
fixed
suse enterprise sap 15 SP6
1.77-150200.3.24.1
fixed
suse enterprise sap 15 SP7
1.79-150200.3.32.2
fixed
suse enterprise server 15 SP2
1.64-1.63
fixed
suse enterprise server 15 SP3
1.64-1.63
fixed
suse enterprise server 15 SP4
1.64-3.3.1
fixed
suse enterprise server 15 SP5
1.72-150200.3.12.1
fixed
suse enterprise server 15 SP6
1.77-150200.3.24.1
fixed
suse enterprise server 15 SP7
1.79-150200.3.32.2
fixed
bouncycastle-pg
suse enterprise desktop 15 SP2
1.64-1.63
fixed
suse enterprise desktop 15 SP3
1.64-1.63
fixed
suse enterprise desktop 15 SP4
1.64-3.3.1
fixed
suse enterprise desktop 15 SP5
1.72-150200.3.12.1
fixed
suse enterprise desktop 15 SP6
1.77-150200.3.24.1
fixed
suse enterprise desktop 15 SP7
1.79-150200.3.32.2
fixed
suse enterprise sap 15 SP2
1.64-1.63
fixed
suse enterprise sap 15 SP3
1.64-1.63
fixed
suse enterprise sap 15 SP4
1.64-3.3.1
fixed
suse enterprise sap 15 SP5
1.72-150200.3.12.1
fixed
suse enterprise sap 15 SP6
1.77-150200.3.24.1
fixed
suse enterprise sap 15 SP7
1.79-150200.3.32.2
fixed
suse enterprise server 15 SP2
1.64-1.63
fixed
suse enterprise server 15 SP3
1.64-1.63
fixed
suse enterprise server 15 SP4
1.64-3.3.1
fixed
suse enterprise server 15 SP5
1.72-150200.3.12.1
fixed
suse enterprise server 15 SP6
1.77-150200.3.24.1
fixed
suse enterprise server 15 SP7
1.79-150200.3.32.2
fixed
bouncycastle-pkix
suse enterprise desktop 15 SP5
1.72-150200.3.12.1
fixed
suse enterprise desktop 15 SP6
1.77-150200.3.24.1
fixed
suse enterprise desktop 15 SP7
1.79-150200.3.32.2
fixed
suse enterprise sap 15 SP5
1.72-150200.3.12.1
fixed
suse enterprise sap 15 SP6
1.77-150200.3.24.1
fixed
suse enterprise sap 15 SP7
1.79-150200.3.32.2
fixed
suse enterprise server 15 SP5
1.72-150200.3.12.1
fixed
suse enterprise server 15 SP6
1.77-150200.3.24.1
fixed
suse enterprise server 15 SP7
1.79-150200.3.32.2
fixed
bouncycastle-util
suse enterprise desktop 15 SP5
1.72-150200.3.12.1
fixed
suse enterprise desktop 15 SP6
1.77-150200.3.24.1
fixed
suse enterprise desktop 15 SP7
1.79-150200.3.32.2
fixed
suse enterprise sap 15 SP5
1.72-150200.3.12.1
fixed
suse enterprise sap 15 SP6
1.77-150200.3.24.1
fixed
suse enterprise sap 15 SP7
1.79-150200.3.32.2
fixed
suse enterprise server 15 SP5
1.72-150200.3.12.1
fixed
suse enterprise server 15 SP6
1.77-150200.3.24.1
fixed
suse enterprise server 15 SP7
1.79-150200.3.32.2
fixed
Common Weakness Enumeration