JasperSoft JasperReports 4.7 Password Disclosure

Credit: Binary1985
Risk: Medium
Local: No
Remote: Yes

[+] Credits: Joshua Platz aka Binary1985 [+] CVE ID: CVE-2017-14941 [+] Website: https://github.com/binary1985 [+] Source: https://raw.githubusercontent.com/binary1985/VulnerabilityDisclosure/master/JasperSoft%20JasperReports%20-%204.7%20-%20CVE-2017-14941 Vendor: ========================== https://www.jaspersoft.com/ Product: =========== JasperSoft JasperReports Version 4.7 JasperReports is an open source Java reporting tool that can write to a variety of targets, such as: screen, a printer, into PDF, HTML, Microsoft Excel, RTF, ODT, Comma-separated values or XML files. Vulnerability Type: ========================== Cleartext Password Storage Vulnerability Details: ===================== JasperReports stores Passwords unencrypted for maintaining the test connectivity function of its Data Source Connectors. These credentials are retrieved by the system when the editing a Data Source on /jasperserver-pro/flow.html, and rendered directly into the HTLM in cleartext. 1) Log into JasperReports application. Default superuser/superuser 2) Navigate an existing Data Source connector under View -> Repository 3) Select entry and click Edit 4) View the HTLM source code, extracting the database connection string, username, and password from the HTLM form. Key value name(html form ID's): database connection string, username, password(cleartext) Remediation Details: ===================== Apply security update issued in patch 4.1.2: ftp://ftp.multitech.com/faxfinder/ffx40/FFx40_version_update.txt 2017-09-14 - Issue Reported to Vendor 2016-09-14 - Vendor Awknowledged Report, Requested testing of latest version 2016-09-15 - Validate issue is remdiated in 6.4.0 Testing Comments: Vender properly loads a -substitute value- into password HTML form. It is unknown at which version this was corrected. 2016-09-29 - Public Disclsoure 2017-09-29 - CVE-2017-14941 Issued [+] Disclaimer The information contained within this advisory is supplied "as-is" with no warranties or guarantees of fitness of use or otherwise. Permission is hereby granted for the redistribution of this advisory, provided that it is not altered except by reformatting it, and that due credit is given. Permission is explicitly given for insertion in vulnerability databases and similar, provided that due credit is given to the author. The author is not responsible for any misuse of the information contained herein and accepts no responsibility for any damage caused by the use or misuse of this information. The author prohibits any malicious use of security related information or exploits by the author or elsewhere. Binary1985

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