CVE-2020-12406

Mozilla Developer Iain Ireland discovered a missing type check during unboxed objects removal, resulting in a crash

published July 9, 2020

CVSS
—
EPSS
1%
Percentile
63.1
In the wild
Unconfirmed
What it is

Mozilla Developer Iain Ireland discovered a missing type check during unboxed objects removal, resulting in a crash. We presume that with enough effort that it could be exploited to run arbitrary code. This vulnerability affects Thunderbird < 68.9.0, Firefox < 77, and Firefox ESR < 68.9.

The record
Technical detail
CVSS
Not scored
CVSS v4.0
Not supplied
EPSS
0.01020 · 63.1th percentile
Published
2020-07-09T14:45Z
EPSS history
Timeline
  • 09 JUL 14:45Z
    Mozilla Developer Iain Ireland discovered a missing type check during unboxed objects removal, resulting in a crash
    cvelistv5