60
CVE-2021-21958
PoC ×2—CVSS 3.1
7.8 high
EPSS
1%p64
Published
()
Modified
Description
A heap-based buffer overflow vulnerability exists in the Hword HwordApp.dll functionality of Hancom Office 2020 11.0.0.2353. A specially-crafted malformed file can lead to memory corruption and potential arbitrary code execution. An attacker can provide a malicious file to trigger this vulnerability.
- Vendors
- hancom
- Products
- hancom office 2020
- Weakness
- CWE-122, CWE-787
- Vector
- CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H