CVE-2020-12399

Published: 26 May 2020

NSS has shown timing differences when performing DSA signatures, which was exploitable and could eventually leak private keys. This vulnerability affects Thunderbird < 68.9.0, Firefox < 77, and Firefox ESR < 68.9.

Priority

Medium

CVSS 3 base score: 4.4

Status

Package Release Status
firefox
Launchpad, Ubuntu, Debian
Upstream
Released (77.0)
Ubuntu 20.10 (Groovy Gorilla)
Released (77.0.1+build1-0ubuntu1)
Ubuntu 20.04 LTS (Focal Fossa)
Released (77.0.1+build1-0ubuntu0.20.04.1)
Ubuntu 18.04 LTS (Bionic Beaver)
Released (77.0.1+build1-0ubuntu0.18.04.1)
Ubuntu 16.04 LTS (Xenial Xerus)
Released (77.0.1+build1-0ubuntu0.16.04.1)
Ubuntu 14.04 ESM (Trusty Tahr) Does not exist

nss
Launchpad, Ubuntu, Debian
Upstream
Released (3.44.4,3.52.1)
Ubuntu 20.10 (Groovy Gorilla)
Released (2:3.49.1-1ubuntu2)
Ubuntu 20.04 LTS (Focal Fossa)
Released (2:3.49.1-1ubuntu1.1)
Ubuntu 18.04 LTS (Bionic Beaver)
Released (2:3.35-2ubuntu2.8)
Ubuntu 16.04 LTS (Xenial Xerus)
Released (2:3.28.4-0ubuntu0.16.04.11)
Ubuntu 14.04 ESM (Trusty Tahr)
Released (2:3.28.4-0ubuntu0.14.04.5+esm5)
Patches:
Upstream: https://hg.mozilla.org/projects/nss/rev/daa823a4a29bcef0fec33a379ec83857429aea2e
thunderbird
Launchpad, Ubuntu, Debian
Upstream
Released (68.9.0)
Ubuntu 20.10 (Groovy Gorilla)
Released (1:68.9.0+build1-0ubuntu1)
Ubuntu 20.04 LTS (Focal Fossa)
Released (1:68.10.0+build1-0ubuntu0.20.04.1)
Ubuntu 18.04 LTS (Bionic Beaver)
Released (1:68.10.0+build1-0ubuntu0.18.04.1)
Ubuntu 16.04 LTS (Xenial Xerus)
Released (1:68.10.0+build1-0ubuntu0.16.04.1)
Ubuntu 14.04 ESM (Trusty Tahr) Does not exist