VDB

CVE-2017-7781

CVE-2017-7781 PUBLISHED CVSS 5.900000095367432 MEDIUM

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.

EPSS 2.72% · 85.4th percentile

Risk Scores

CVSS 3.0
5.900000095367432
CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N
EPSS Score
2.72%
85.4th percentile

Affected Products

VendorProductVersions
Ubuntu:16.04:LTSfirefox*, 53.0.2+build1-0ubuntu0.16.04.2, 54.0+build3-0ubuntu0.16.04.1
Ubuntu:18.04:LTSmozjs3838.8.0~repack1-0ubuntu1, 38.8.0~repack1-0ubuntu3, *
Ubuntu:14.04:LTSfirefox44.0+build3-0ubuntu0.14.04.1, 44.0.1+build2-0ubuntu0.14.04.1, 44.0.2+build1-0ubuntu0.14.04.1

Timeline

  • Aug 8, 2017 CVE Published
  • Apr 14, 2021 EPSS Score
  • Jun 23, 2021 EPSS Score
  • Aug 25, 2021 EPSS Score
  • Oct 27, 2021 EPSS Score
  • Mar 2, 2022 EPSS Score
  • May 4, 2022 EPSS Score
  • Jul 6, 2022 EPSS Score
  • Sep 7, 2022 EPSS Score
  • Nov 9, 2022 EPSS Score
  • Jan 11, 2023 EPSS Score
  • Mar 7, 2023 EPSS Score
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