CVE-2022-33896
High
Description
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.
SeverityHigh
CVSS7.8
Exploit probability—
ProductHancom Office
PublishedOct 7, 2022
First seenOct 7, 2022
Weakness typeCWE-124CWE-124
How to fix
Sources list no fixed version or patch link for this vulnerability.
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| hancom hancom_office_2020 | 11.0.0.5357 | — |
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