CVE-2018-10845

Published: 22 August 2018

It was found that the GnuTLS implementation of HMAC-SHA-384 was vulnerable to a Lucky thirteen style attack. Remote attackers could use this flaw to conduct distinguishing attacks and plain text recovery attacks via statistical analysis of timing data using crafted packets.

Priority

Medium

CVSS 3 base score: 5.9

Status

Package Release Status
gnutls26
Launchpad, Ubuntu, Debian
Upstream Needs triage

Ubuntu 20.10 (Groovy Gorilla) Does not exist

Ubuntu 20.04 LTS (Focal Fossa) Does not exist

Ubuntu 18.04 LTS (Bionic Beaver) Does not exist

Ubuntu 16.04 LTS (Xenial Xerus) Does not exist

Ubuntu 14.04 ESM (Trusty Tahr) Needs triage

gnutls28
Launchpad, Ubuntu, Debian
Upstream
Released (3.5.19,3.6.3)
Ubuntu 20.10 (Groovy Gorilla) Not vulnerable
(3.6.5-2ubuntu1)
Ubuntu 20.04 LTS (Focal Fossa) Not vulnerable
(3.6.5-2ubuntu1)
Ubuntu 18.04 LTS (Bionic Beaver)
Released (3.5.18-1ubuntu1.1)
Ubuntu 16.04 LTS (Xenial Xerus)
Released (3.4.10-4ubuntu1.5)
Ubuntu 14.04 ESM (Trusty Tahr) Does not exist
(trusty was needed)
Patches:
Upstream: https://gitlab.com/gnutls/gnutls/merge_requests/657