CVE-2016-1000345

Published: 04 June 2018

In the Bouncy Castle JCE Provider version 1.55 and earlier the DHIES/ECIES CBC mode vulnerable to padding oracle attack. For BC 1.55 and older, in an environment where timings can be easily observed, it is possible with enough observations to identify when the decryption is failing due to padding.

Priority

Medium

CVSS 3 base score: 5.9

Status

Package Release Status
bouncycastle
Launchpad, Ubuntu, Debian
Upstream
Released (1.56-1)
Ubuntu 21.10 (Impish Indri) Not vulnerable
(1.60-1)
Ubuntu 21.04 (Hirsute Hippo) Not vulnerable
(1.60-1)
Ubuntu 20.04 LTS (Focal Fossa) Not vulnerable
(1.60-1)
Ubuntu 18.04 LTS (Bionic Beaver) Not vulnerable
(1.59-1)
Ubuntu 16.04 ESM (Xenial Xerus) Ignored
(end of standard support, was needed)
Ubuntu 14.04 ESM (Trusty Tahr) Does not exist
(trusty was released [1.49+dfsg-2ubuntu0.1])
Patches:
Upstream: https://github.com/bcgit/bc-java/commit/21dcb3d9744c83dcf2ff8fcee06dbca7bfa4ef35