Information disclosure in Apache Tomcat

1) Information disclosure

EUVDB-ID: #VU1091

Risk: Low

CVSSv4.0: 6.6 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2016-6797

CWE-ID: CWE-399 - Resource Management Errors

Exploit availability: No

Description

The vulnerability allows an application to gain access to global resources on the target system.
The weakness exists due to a flaw in the ResourceLinkFactory that allows a web application to obtain global JNDI resources.
Successful exploitation of the vulnerability results in application's access to global JNDI resources 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

: 6.0.47 - 9.0.0-M10

:

CPE2.3

• cpe:2.3::::6.0.47:*:*:*:*:*:*:*
• cpe:2.3::::7.0.72:*:*:*:*:*:*:*
• cpe:2.3::::8.0.0:RC1:*:*:*:*:*:*
• cpe:2.3:::::*:*:*:*:*:*:*

External links

https://tomcat.apache.org/security-8.html

Q & A

Can this vulnerability be exploited remotely?

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

How the attacker can exploit this vulnerability?

The attacker would have to send a specially crafted request to the affected application in order to exploit this vulnerability.

Is there known malware, which exploits this vulnerability?

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