VDB

CVE-2017-5448

CVE-2017-5448 PUBLISHED CVSS 8.600000381469727 HIGH

An out-of-bounds write in "ClearKeyDecryptor" while decrypting some Clearkey-encrypted media content. The "ClearKeyDecryptor" code runs within the Gecko Media Plugin (GMP) sandbox. If a second mechanism is found to escape the sandbox, this vulnerability allows for the writing of arbitrary data within memory, resulting in a potentially exploitable crash. This vulnerability affects Firefox ESR < 45.9, Firefox ESR < 52.1, and Firefox < 53.

EPSS 2.07% · 80.7th percentile

Risk Scores

CVSS 3.0
8.600000381469727
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:H
EPSS Score
2.07%
80.7th percentile

Affected Products

VendorProductVersions
Ubuntu:16.04:LTSfirefox0, *, 44.0.1+build1-0ubuntu1
Ubuntu:14.04:LTSfirefox40.0.3+build1-0ubuntu0.14.04.1, 41.0+build3-0ubuntu0.14.04.1, 41.0.2+build2-0ubuntu0.14.04.1

Timeline

  • Apr 20, 2017 CVE Published
  • Apr 14, 2021 EPSS Score
  • Jun 23, 2021 EPSS Score
  • Oct 27, 2021 EPSS Score
  • Dec 29, 2021 EPSS Score
  • Feb 4, 2022 EPSS Score
  • May 4, 2022 EPSS Score
  • Jul 6, 2022 EPSS Score
  • Sep 8, 2022 EPSS Score
  • Jan 12, 2023 EPSS Score
  • Mar 16, 2023 EPSS Score
  • May 18, 2023 EPSS Score
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