CVE-2017-5399

CRITICAL

Firefox < 52.0 - Memory Corruption

Title source: llm
STIX 2.1

Description

Memory safety bugs were reported in Firefox 51. Some of these bugs showed evidence of memory corruption and we presume that with enough effort that some of these could be exploited to run arbitrary code. This vulnerability affects Firefox < 52 and Thunderbird < 52.

Scores

CVSS v3 9.8
EPSS 0.0102
EPSS Percentile 77.5%
Attack Vector NETWORK
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Details

CWE
CWE-119
Status published
Products (2)
mozilla/firefox < 52.0
mozilla/thunderbird < 52.0
Published Jun 11, 2018
Tracked Since Feb 18, 2026