A Two-Factor Authentication Bypass Vulnerability exists in BS-Client Private Client 2.4 and 2.5 via an XML request that neglects the use of ADPswID and AD parameters, which could let a malicious user access privileged function.

Multiple cross-site scripting (XSS) vulnerabilities in bsi.dll in Bank Soft Systems (BSS) RBS BS-Client. Private Client (aka RBS BS-Client. Retail Client) 2.5, 2.4, and earlier allow remote attackers to inject arbitrary web script or HTML via the (1) DICTIONARY, (2) FILTERIDENT, (3) FROMSCHEME, (4) FromPoint, or (5) FName_0 parameter and a valid sid parameter value.