Advantech WebAccess DBVisitor.dll SQL Injection Remote Code Execution VulnerabilityZDI-14-077: April 10th, 2014
This vulnerability allows remote attackers to execute arbitrary code on vulnerable installations of Advantech WebAccess. Authentication is not required to exploit this vulnerability.
The specific flaw exists within the DBVisitor.dll component. Multiple SOAP requests implemented by the component are vulnerable to SQL Injection. These flaws allow an attacker to execute arbitrary SQL statements in the context of the web service and to exfiltrate data (including the account names and password hashes) from the vulnerable product.
Vendor ResponseAdvantech has issued an update to correct this vulnerability. More details can be found at:
2014-01-05 - Vulnerability reported to vendor
2014-04-10 - Coordinated public release of advisory
CreditThis vulnerability was discovered by:
Andrea Micalizzi aka rgod