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CVE-2016-1000346

Published: 4 June 2018

In the Bouncy Castle JCE Provider version 1.55 and earlier the other party DH public key is not fully validated. This can cause issues as invalid keys can be used to reveal details about the other party's private key where static Diffie-Hellman is in use. As of release 1.56 the key parameters are checked on agreement calculation.

Priority

Medium

Cvss 3 Severity Score

3.7

Score breakdown

Status

Package Release Status
bouncycastle
Launchpad, Ubuntu, Debian
artful Not vulnerable
(1.57-1)
bionic Not vulnerable
(1.59-1)
cosmic Not vulnerable
(1.60-1)
disco Not vulnerable
(1.60-1)
eoan Not vulnerable
(1.60-1)
focal Not vulnerable
(1.60-1)
groovy Not vulnerable
(1.60-1)
hirsute Not vulnerable
(1.60-1)
impish Not vulnerable
(1.60-1)
jammy Not vulnerable
(1.60-1)
kinetic Not vulnerable
(1.60-1)
lunar Not vulnerable
(1.60-1)
trusty
Released (1.49+dfsg-2ubuntu0.1)
upstream
Released (1.56-1)
xenial Needed

mantic Not vulnerable
(1.60-1)
Patches:
upstream: https://github.com/bcgit/bc-java/commit/1127131c89021612c6eefa26dbe5714c194e7495

Severity score breakdown

Parameter Value
Base score 3.7
Attack vector Network
Attack complexity High
Privileges required None
User interaction None
Scope Unchanged
Confidentiality Low
Integrity impact None
Availability impact None
Vector CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:N