The calculated severity for CVEs has been updated to use CVSS v3 by default. CVEs that do not have a CVSS v3 score will fall back CVSS v2 for calculating severity. Severity display preferences can be toggled in the settings dropdown.
Advantech WebAccess 8.3.2 and below is vulnerable to a stack buffer overflow vulnerability. A remote authenticated attacker could potentially exploit this vulnerability by sending a crafted HTTP request to broadweb/system/opcImg.asp.
Base Score: 9
Impact Score: 10
Exploitability Score: 8
Base Score: 8.8
Impact Score: 5.9
Exploitability Score: 2.8
cpe:2.3:a:advantech:webaccess:*:*:*:*:*:*:*:* versions up to 8.3.2 (inclusive)