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prionPRIOn knowledge basePRION:CVE-2018-5129
HistoryJun 11, 2018 - 9:29 p.m.

Memory corruption

2018-06-1121:29:00
PRIOn knowledge base
www.prio-n.com
1

9.1 High

AI Score

Confidence

High

0.002 Low

EPSS

Percentile

58.8%

A lack of parameter validation on IPC messages results in a potential out-of-bounds write through malformed IPC messages. This can potentially allow for sandbox escape through memory corruption in the parent process. This vulnerability affects Thunderbird < 52.7, Firefox ESR < 52.7, and Firefox < 59.