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JasperSoft JasperReports 4.7 Password Disclosure

JasperSoft JasperReports 4.7 Password Disclosure
Posted Sep 30, 2017
Authored by Joshua Platz

JasperSoft JasperReports version 4.7 stores passwords unencrypted and leaves them in cleartext in html.

tags | exploit, info disclosure
advisories | CVE-2017-14941
MD5 | fa47e176d41a341231cfaa7a1caf20cc

JasperSoft JasperReports 4.7 Password Disclosure

Change Mirror Download
[+] 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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