MitM attack in Apache Fineract

1) Improper validation of certificate with host mismatch

EUVDB-ID: #VU53638

Risk: Medium

CVSSv3.1: 5.7 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N/E:U/RL:O/RC:C]

CVE-ID: CVE-2020-17514

CWE-ID: CWE-297 - Improper Validation of Certificate with Host Mismatch

Exploit availability: No

Description

The vulnerability allows a remote attacker to perform MitM attack.

The vulnerability exists due to Apache Fineract disables HTTPS hostname verification in ProcessorHelper in the configureClient method. A remote attacker can perform MitM attack.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

Fineract: 1.0.0 - 1.4.0

External links

http://issues.apache.org/jira/browse/FINERACT-1211
http://lists.apache.org/thread.html/rc011b25289c8a6e14f8bc6d07e727382a1df3c8cf2aa5369598bbf64@%3Cdev.fineract.apache.org%3E
http://www.openwall.com/lists/oss-security/2021/05/27/2

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.