CVE-2018-1129

Published: 10 July 2018

A flaw was found in the way signature calculation was handled by cephx authentication protocol. An attacker having access to ceph cluster network who is able to alter the message payload was able to bypass signature checks done by cephx protocol. Ceph branches master, mimic, luminous and jewel are believed to be vulnerable.

Priority

Medium

CVSS 3 base score: 6.5

Status

Package Release Status
ceph
Launchpad, Ubuntu, Debian
Upstream
Released (10.2.11,12.2.6)
Ubuntu 21.04 (Hirsute Hippo) Not vulnerable
(13.2.4+dfsg1-0ubuntu1)
Ubuntu 20.10 (Groovy Gorilla) Not vulnerable
(13.2.4+dfsg1-0ubuntu1)
Ubuntu 20.04 LTS (Focal Fossa) Not vulnerable
(13.2.4+dfsg1-0ubuntu1)
Ubuntu 18.04 LTS (Bionic Beaver) Not vulnerable
(12.2.7-0ubuntu0.18.04.1)
Ubuntu 16.04 ESM (Xenial Xerus) Not vulnerable
(10.2.11-0ubuntu0.16.04.1)
Ubuntu 14.04 ESM (Trusty Tahr) Needs triage

Patches:
Upstream: https://github.com/ceph/ceph/commit/8f396cf35a3826044b089141667a196454c0a587
Upstream: https://github.com/ceph/ceph/commit/436b08688a5be238280a6e93de8658c10d72044c (mimic)
Upstream: https://github.com/ceph/ceph/commit/546d15b25eb2af8b27ec509344c1a45387f77a57 (jewel)