Vulnerability Details CVE-2022-33896
A buffer underflow vulnerability exists in the way Hword of Hancom Office 2020 version 11.0.0.5357 parses XML-based office files. A specially-crafted malformed file can cause memory corruption by using memory before buffer start, which can lead to code execution. A victim would need to access a malicious file to trigger this vulnerability.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.001
EPSS Ranking 33.9%
CVSS Severity
CVSS v3 Score 7.8
References
Products affected by CVE-2022-33896
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cpe:2.3:a:hancom:hancom_office_2020:11.0.0.5357