CyberRota Analysis
This is a medium severity vulnerability with a CVSS score of 6.4. It affects Microsoft, Oracle. Its EPSS score suggests a 67.5% probability of exploitation in the next 30 days. It may be remotely exploitable.
Original NVD Description
Microsoft .NET Framework 1.1 SP1, 2.0 SP1 and SP2, 3.5, 3.5 SP1, 3.5.1, and 4.0, as used for ASP.NET in Microsoft Internet Information Services (IIS), provides detailed error codes during decryption attempts, which allows remote attackers to decrypt and modify encrypted View State (aka __VIEWSTATE) form data, and possibly forge cookies or read application files, via a padding oracle attack, aka "ASP.NET Padding Oracle Vulnerability."