Vulnerability CVE-2020-12405: Information

Description

When browsing a malicious page, a race condition in our SharedWorkerService could occur and lead to a potentially exploitable crash. This vulnerability affects Thunderbird < 68.9.0, Firefox < 77, and Firefox ESR < 68.9.

Severity: MEDIUM (5.3) Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:N/I:N/A:H

URL: https://nvd.nist.gov/vuln/detail/CVE-2020-12405
Published: July 9, 2020
Modified: May 3, 2022
Error type identifier: CWE-362, CWE-416

Fixed packages

Package name
Branch
Fixed in version
Version from repository
Errata ID
Task #
State
firefoxsisyphus77.0.1-alt1127.0-alt1ALT-PU-2020-2127-1252902Fixed
firefoxp1077.0.1-alt1118.0.2-alt0.p10.1ALT-PU-2020-2127-1252902Fixed
firefoxp980.0.1-alt0.1.p9105.0.1-alt0.c9.1ALT-PU-2020-3442-1262506Fixed
firefoxc10f177.0.1-alt1112.0.2-alt0.p10.1ALT-PU-2020-2127-1252902Fixed
firefoxc9f293.0-alt0.p9.1105.0.1-alt0.c9.1ALT-PU-2021-3368-1288792Fixed
firefoxp1177.0.1-alt1126.0.1-alt1ALT-PU-2020-2127-1252902Fixed
firefox-esrsisyphus68.9.0-alt1115.11.0-alt1ALT-PU-2020-2084-1252661Fixed
firefox-esrp1068.9.0-alt1115.11.0-alt1ALT-PU-2020-2084-1252661Fixed
firefox-esrp968.9.0-alt1102.11.0-alt0.c9.1ALT-PU-2020-2092-1252702Fixed
firefox-esrc10f168.9.0-alt1115.9.1-alt0.c10.1ALT-PU-2020-2084-1252661Fixed
firefox-esrc9f278.7.1-alt0.1.c9102.12.0-alt0.c9.1ALT-PU-2021-1368-1264611Fixed
firefox-esrp1168.9.0-alt1115.11.0-alt1ALT-PU-2020-2084-1252661Fixed
thunderbirdsisyphus68.9.0-alt1115.9.0-alt1ALT-PU-2020-2102-1252794Fixed
thunderbirdp1068.9.0-alt1115.9.0-alt1ALT-PU-2020-2102-1252794Fixed
thunderbirdp968.9.0-alt1102.11.0-alt0.c9.1ALT-PU-2020-2150-1252796Fixed
thunderbirdc10f168.9.0-alt1115.9.0-alt0.c10.1ALT-PU-2020-2102-1252794Fixed
thunderbirdc9f268.9.0-alt1102.11.0-alt0.c9.1ALT-PU-2020-2150-1252796Fixed
thunderbirdp1168.9.0-alt1115.9.0-alt1ALT-PU-2020-2102-1252794Fixed

References to Advisories, Solutions, and Tools

Hyperlink
Resource
https://www.mozilla.org/security/advisories/mfsa2020-20/
  • Vendor Advisory
https://www.mozilla.org/security/advisories/mfsa2020-21/
  • Vendor Advisory
https://www.mozilla.org/security/advisories/mfsa2020-22/
  • Vendor Advisory
https://bugzilla.mozilla.org/show_bug.cgi?id=1631618
  • Exploit
  • Issue Tracking
  • Vendor Advisory
USN-4421-1
  • Third Party Advisory

    1. Configuration 1

      cpe:2.3:a:mozilla:thunderbird:*:*:*:*:*:*:*:*
      End excliding
      68.9.0
      cpe:2.3:a:mozilla:firefox:*:*:*:*:*:*:*:*
      End excliding
      77.0
      cpe:2.3:a:mozilla:firefox_esr:*:*:*:*:*:*:*:*
      End excliding
      68.9.0

      Configuration 2

      cpe:2.3:o:canonical:ubuntu_linux:18.04:*:*:*:lts:*:*:*
      cpe:2.3:o:canonical:ubuntu_linux:19.10:*:*:*:*:*:*:*
      cpe:2.3:o:canonical:ubuntu_linux:20.04:*:*:*:lts:*:*:*
      cpe:2.3:o:canonical:ubuntu_linux:16.04:*:*:*:esm:*:*:*
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