VDB

CVE-2017-7800

CVE-2017-7800 PUBLISHED

A use-after-free vulnerability can occur in WebSockets when the object holding the connection is freed before the disconnection operation is finished. This results in an exploitable crash. This vulnerability affects Thunderbird < 52.3, Firefox ESR < 52.3, and Firefox < 55.

EPSS 4.28% · 89.1th percentile

Risk Scores

EPSS Score
4.28%
89.1th percentile

Affected Products

VendorProductVersions
Ubuntu:14.04:LTSthunderbird1:45.7.0+build1-0ubuntu0.14.04.1, 1:52.1.1+build1-0ubuntu0.14.04.1, 1:52.2.1+build1-0ubuntu0.14.04.1
Ubuntu:14.04:LTSfirefox45.0.2+build1-0ubuntu0.14.04.1, 46.0+build5-0ubuntu0.14.04.2, 46.0.1+build1-0ubuntu0.14.04.3
Ubuntu:16.04:LTSthunderbird1:38.5.1+build2-0ubuntu1, 1:38.6.0+build1-0ubuntu1, 1:38.7.2+build1-0ubuntu0.16.04.1
Ubuntu:18.04:LTSthunderbird0
Ubuntu:16.04:LTSfirefox51.0.1+build2-0ubuntu0.16.04.1, 51.0.1+build2-0ubuntu0.16.04.2, *

Timeline

  • Aug 8, 2017 CVE Published
  • Apr 14, 2021 EPSS Score
  • Jun 23, 2021 EPSS Score
  • Aug 24, 2021 EPSS Score
  • Dec 27, 2021 EPSS Score
  • Feb 4, 2022 EPSS Score
  • Feb 28, 2022 EPSS Score
  • May 2, 2022 EPSS Score
  • Jul 3, 2022 EPSS Score
  • Nov 6, 2022 EPSS Score
  • Jan 8, 2023 EPSS Score
  • Mar 7, 2023 EPSS Score
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