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prionPRIOn knowledge basePRION:CVE-2021-3404
HistoryMar 04, 2021 - 10:15 p.m.

Heap overflow

2021-03-0422:15:00
PRIOn knowledge base
www.prio-n.com
5

7.6 High

AI Score

Confidence

High

0.001 Low

EPSS

Percentile

45.6%

In ytnef 1.9.3, the SwapWord function in lib/ytnef.c allows remote attackers to cause a denial-of-service (and potentially code execution) due to a heap buffer overflow which can be triggered via a crafted file.

CPENameOperatorVersion
fedoraeq33
enterprise_linuxeq7.0
ytnefeq1.9.3

7.6 High

AI Score

Confidence

High

0.001 Low

EPSS

Percentile

45.6%