Information disclosure in Apache Tomcat



Risk Low
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2018-8014
CWE-ID CWE-200
Exploitation vector Network
Public exploit N/A
Vulnerable software
 Apache Tomcat
Server applications / Web servers

Vendor Apache Foundation

Security Bulletin

This security bulletin contains one low risk vulnerability.

1) Information disclosure

EUVDB-ID: #VU12798

Risk: Low

CVSSv3.1: 6.5 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N/E:U/RL:O/RC:C]

CVE-ID: CVE-2018-8014

CWE-ID: CWE-200 - Information exposure

Exploit availability: No

Description

The vulnerability allows a remote attacker to obtain potentially sensitive information on the target system.
The weakness exists due to the defaults settings for the CORS filter are insecure and enable supportsCredentials for all origins. It is expected that users of the CORS filter will have configured it appropriately for their environment rather than using it in the default configuration. A remote attacker can access important data.

Mitigation

Update to version 8.0.53 or 8.5.32.
Update to version 9.0.9.

Vulnerable software versions

Apache Tomcat: 8.0.0 - 9.0.5

CPE2.3 External links

http://tomcat.apache.org/security-8.html
http://tomcat.apache.org/security-9.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.



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