VulnerabilityModified
CVE-2021-26630
Improper input validation vulnerability in HANDY Groupware’s ActiveX moudle allows attackers to download or execute arbitrary files.
CRITICAL 9.8EPSS 0.76%
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (0.76%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
Description
Improper input validation vulnerability in HANDY Groupware’s ActiveX moudle allows attackers to download or execute arbitrary files. This vulnerability can be exploited by using the file download or execution path as the parameter value of the vulnerable function.
- CVSS 3.1
- 9.8 CRITICALCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
- EPSS
- 0.76% probability · 53th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-20
- Affected
- handysoft/groupware
- Source
- vuln@krcert.or.kr
References
- https://www.krcert.or.kr/krcert/secNoticeView.do?bulletin_writing_sequence=66723Third Party Advisory
- https://www.krcert.or.kr/krcert/secNoticeView.do?bulletin_writing_sequence=66723Third Party Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.