CVE-2017-5434

PoC —

CVSS 3.0

9.8 critical

EPSS

4%p89

Published

Jun 11, 2018 (Jun 11, 2018)

Modified

Jun 17, 2026

Description

A use-after-free vulnerability occurs when redirecting focus handling which results in a potentially exploitable crash. This vulnerability affects Thunderbird < 52.1, Firefox ESR < 45.9, Firefox ESR < 52.1, and Firefox < 53.

Vendors: redhat debian mozilla
Products: enterprise linux desktop, enterprise linux server, enterprise linux workstation, debian linux, firefox, thunderbird
Weakness: CWE-416
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 (3.6%)

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