CVE-2021-26608
Last modified
CVE-2021-26608 is a critical-severity vulnerability rated 9.8/10 on the CVSS scale. An arbitrary file download and execution vulnerability was found in the HShell.dll of handysoft Co., Ltd groupware ActiveX module. This issue is due to missing support for integrity check of download URL or downloaded file hash.. EPSS estimates a 0.58% chance of exploitation in the next 30 days.
Description
An arbitrary file download and execution vulnerability was found in the HShell.dll of handysoft Co., Ltd groupware ActiveX module. This issue is due to missing support for integrity check of download URL or downloaded file hash.
Metrics
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Handysoft | Hshell | 1.7.4.5 |
| Handysoft | Hshell | 2.0.3.5 |
| Handysoft | Hshell | 4.0.1.6 |
References
- https://www.boho.or.kr/krcert/secNoticeView.do?bulletin_writing_sequence=36239Third Party Advisory
- https://www.boho.or.kr/krcert/secNoticeView.do?bulletin_writing_sequence=36239Third Party Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
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