ZDI-19-305: Jaspersoft JasperReports Server DiagnosticDataCipherer Hard-coded Cryptographic Key Information Disclosure Vulnerability
This vulnerability allows the decryption of the passwords on vulnerable installations of Jaspersoft JasperReports Server. Authentication is not required to exploit this vulnerability. The specific flaw exists within encryption of user passwords in the DiagnosticDataCipherer class. A hard-coded cryptographic key is used which can allow the reversal of the encryption process. An attacker can leverage this vulnerability in conjunction with other vulnerabilities to bypass authentication on the system.
Affected Software
Event History
Frequently Asked Questions
What is the severity of ZDI-19-305?
ZDI-19-305 has been classified as a high severity vulnerability due to its potential impact on user password security.
How do I fix ZDI-19-305?
To fix ZDI-19-305, users should update to the latest version of Jaspersoft JasperReports Server where the vulnerability is addressed.
What systems are affected by ZDI-19-305?
ZDI-19-305 affects installations of Jaspersoft JasperReports Server that use the vulnerable DiagnosticDataCipherer class.
Can ZDI-19-305 be exploited without authentication?
Yes, ZDI-19-305 can be exploited without authentication, making it particularly dangerous.
What does ZDI-19-305 allow an attacker to do?
ZDI-19-305 allows an attacker to decrypt user passwords stored in the affected system.