Vulnerability identifier: #VU1090

Vulnerability risk: Low

CVSSv3.1: 4.6 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N/E:U/RL:O/RC:C]

CVE-ID: CVE-2016-6794

CWE-ID: CWE-284

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
Apache Tomcat
Server applications / Web servers

Vendor: Apache Foundation

Description
The vulnerability allows an application to obtain potentially sensitive information on the target system.
The weakness is due to insufficient accesss control. By invoking the system property replacement feature, a malicious application can bypass a configured SecurityManager and read potentially sensitive system properties.
Successful exploitation of the vulnerability results in disclosure of important data on the vulnerable system.

Mitigation
Update to version 6.0.47, 7.0.72, 8.0.37, 8.5.5, 9.0.0.M10.

Vulnerable software versions

Apache Tomcat: 9.0.0-M10, 8.5.0 - 8.5.5, 8.0.0 RC1 - 8.0.37, 7.0.72, 6.0.47

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External links
http://tomcat.apache.org/security-8.html

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Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

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