CVE-2018-5122

—

CVSS 3.0

9.8 critical

EPSS

3%p86

Published

Jun 11, 2018 (Jun 11, 2018)

Modified

Jun 17, 2026

Description

A potential integer overflow in the "DoCrypt" function of WebCrypto was identified. If a means was found of exploiting it, it could result in an out-of-bounds write. This vulnerability affects Firefox < 58.

Vendors: mozilla canonical
Products: firefox, ubuntu linux
Weakness: CWE-190, CWE-787
Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

NVD CVE.org GitHub PoCs EPSS (2.8%)

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