CVE-2017-5446

PoC —

CVSS 3.0

9.8 critical

EPSS

3%p87

Published

Jun 11, 2018 (Jun 11, 2018)

Modified

Jun 17, 2026

Description

An out-of-bounds read when an HTTP/2 connection to a servers sends "DATA" frames with incorrect data content. This leads to a potentially exploitable crash. This vulnerability affects Thunderbird < 52.1, Firefox ESR < 45.9, Firefox ESR < 52.1, and Firefox < 53.

Vendors: debian redhat mozilla
Products: debian linux, enterprise linux, enterprise linux desktop, enterprise linux server, enterprise linux server aus, enterprise linux server eus, enterprise linux workstation, firefox, thunderbird
Weakness: CWE-125
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 (3.1%)

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