CVE-2018-12386
HIGH 8.1EPSS 13.4%
A vulnerability in register allocation in JavaScript can lead to type confusion, allowing for an arbitrary read and write. This leads to remote code execution inside the sandboxed content process when triggered. This vulnerability affects Firefox ESR < 60.2.2 and Firefox < 62.0.3.
- CVSS v3.0
- 8.1 HIGH
CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:N - CVSS v2.0
- 5.8 MEDIUM
AV:N/AC:M/Au:N/C:P/I:P/A:N - EPSS
- 13.42% chance of exploitation in the next 30 days, 96th percentile
- Published
- 2018-10-18
- Updated
- 2024-08-05
Proof-of-concept exploits (3)
- https://bugzilla.mozilla.org/show_bug.cgi?id=1493900
- 0xLyte/cve-2018-123862★ · 2020-04-10
- Hydra3evil/cve-2018-123862★ · 2019-05-08