Vulnerability Details CVE-2021-42839
Grand Vice info Co. webopac7 file upload function fails to filter special characters. While logging in with general user’s permission, remote attackers can upload malicious script and execute arbitrary code to control the system or interrupt services.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.016
EPSS Ranking 81.1%
CVSS Severity
CVSS v3 Score 8.8
CVSS v2 Score 9.0
References