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CVE-2020-15667

—
CVSS 3.1
8.8 high
EPSS
2%p75
Published
()
Modified
Description

When processing a MAR update file, after the signature has been validated, an invalid name length could result in a heap overflow, leading to memory corruption and potentially arbitrary code execution. Within Firefox as released by Mozilla, this issue is only exploitable with the Mozilla-controlled signing key. This vulnerability affects Firefox < 80.

Vendors
mozilla
Products
firefox
Weakness
CWE-787
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
NVD CVE.org GitHub PoCs EPSS (1.6%)

In the news

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