Improper access control in JasperSoft JasperReports

1) Improper access control

EUVDB-ID: #VU8649

Risk: Low

CVSSv3.1: 3.8 [CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N/E:U/RL:O/RC:C]

CVE-ID: CVE-2017-14941

CWE-ID: CWE-284 - Improper Access Control

Exploit availability: No

Description

The vulnerability allows a remote attacker to obtain potentially sensitive information.

The vulnerability exists due to improper implementation of access controls in Jaspersoft JasperReports 4.7 when accessing flow.html file. A remote authenticated attacker can retrieve stored Data Source passwords by accessing flow.html and reading the HTML source code of the page reached in an Edit action for a Data Source connector.

Mitigation

Update to version 6.4.0.

Vulnerable software versions

TIBCO JasperReports Server: 4.7

External links

http://github.com/binary1985/VulnerabilityDisclosure/blob/master/JasperSoft%20JasperReports%20-%204...

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote authenticated user via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.