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CVE-2020-12405

CVSS v3.1 5.3 (Medium)
53% Progress
CVSS v2.0 2.6 (Low)
26% Progress
EPSS 0.24 % (65th)
0.24% Progress
Affected Products 4
Advisories 32
Info CVSS EPSS CAPEC Affected Configurations References Security Advisories Packages & Software OVAL Tools, Exploits & PoC Graph Web & Social Timeline

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.

Weaknesses
CWE-362
Concurrent Execution using Shared Resource with Improper Synchronization ('Race Condition')
CWE-416
Use After Free
CVE Status
PUBLISHED
CNA
Mozilla Corporation
Published Date
2020-07-09 15:15:10
(4 years ago)
Updated Date
2022-05-03 13:57:23
(2 years ago)

Affected Products

Canonical

Mozilla

Configuration #1

    CPE23 From Up To
  Mozilla Firefox prior 77.0 version cpe:2.3:a:mozilla:firefox < 77.0
  Mozilla Firefox Esr prior 68.9.0 version cpe:2.3:a:mozilla:firefox_esr < 68.9.0
  Mozilla Thunderbird prior 68.9.0 version cpe:2.3:a:mozilla:thunderbird < 68.9.0

Configuration #2

    CPE23 From Up To
  Canonical Ubuntu Linux 16.04 cpe:2.3:o:canonical:ubuntu_linux:16.04:*:*:*:esm
  Canonical Ubuntu Linux 18.04 cpe:2.3:o:canonical:ubuntu_linux:18.04:*:*:*:lts
  Canonical Ubuntu Linux 19.10 cpe:2.3:o:canonical:ubuntu_linux:19.10
  Canonical Ubuntu Linux 20.04 cpe:2.3:o:canonical:ubuntu_linux:20.04:*:*:*:lts