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CVE-2017-7781

Published: 10 August 2017

An error occurs in the elliptic curve point addition algorithm that uses mixed Jacobian-affine coordinates where it can yield a result "POINT_AT_INFINITY" when it should not. A man-in-the-middle attacker could use this to interfere with a connection, resulting in an attacked party computing an incorrect shared secret. This vulnerability affects Firefox < 55.

Priority

Medium

CVSS 3 base score: 5.9

Status

Package Release Status
firefox
Launchpad, Ubuntu, Debian
Upstream
Released (55.0)
Ubuntu 21.10 (Impish Indri)
Released (55.0.2+build1-0ubuntu4)
Ubuntu 21.04 (Hirsute Hippo)
Released (55.0.2+build1-0ubuntu4)
Ubuntu 20.04 LTS (Focal Fossa)
Released (55.0.2+build1-0ubuntu4)
Ubuntu 18.04 LTS (Bionic Beaver)
Released (55.0.2+build1-0ubuntu4)
Ubuntu 16.04 ESM (Xenial Xerus)
Released (55.0.1+build2-0ubuntu0.16.04.2)
Ubuntu 14.04 ESM (Trusty Tahr) Does not exist
(trusty was released [55.0.1+build2-0ubuntu0.14.04.2])
mozjs38
Launchpad, Ubuntu, Debian
Upstream Needs triage

Ubuntu 21.10 (Impish Indri) Does not exist

Ubuntu 21.04 (Hirsute Hippo) Does not exist

Ubuntu 20.04 LTS (Focal Fossa) Does not exist

Ubuntu 18.04 LTS (Bionic Beaver) Needs triage

Ubuntu 16.04 ESM (Xenial Xerus) Does not exist

Ubuntu 14.04 ESM (Trusty Tahr) Does not exist

Notes

AuthorNote
tyhicks
mozjs38 contains a copy of the SpiderMonkey JavaScript engine

References