CVE-2020-15681
Last modified
CVE-2020-15681 is a high-severity vulnerability rated 7.5/10 on the CVSS scale. When multiple WASM threads had a reference to a module, and were looking up exported functions, one WASM thread could have overwritten another's entry in a shared stub table, resulting in a potentially exploitable crash. This vulnerability affects Firefox < 82.. EPSS estimates a 1.08% chance of exploitation in the next 30 days.
Description
When multiple WASM threads had a reference to a module, and were looking up exported functions, one WASM thread could have overwritten another's entry in a shared stub table, resulting in a potentially exploitable crash. This vulnerability affects Firefox < 82.
Metrics
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Mozilla | Firefox | < 82.0 |
References
- https://bugzilla.mozilla.org/show_bug.cgi?id=1666568Issue Tracking, Permissions Required, Vendor Advisory
- https://www.mozilla.org/security/advisories/mfsa2020-45/Release Notes, Vendor Advisory
- https://bugzilla.mozilla.org/show_bug.cgi?id=1666568Issue Tracking, Permissions Required, Vendor Advisory
- https://www.mozilla.org/security/advisories/mfsa2020-45/Release Notes, Vendor Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
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