Vulnerability identifier: #VU25634

Vulnerability risk: Low

CVSSv3.1: 3.2 [CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:N/E:U/RL:O/RC:C]

CVE-ID: CVE-2020-8890

CWE-ID: CWE-399

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
MISP
Web applications / CMS

Vendor: misp-project.org

Description

The vulnerability allows a remote attacker to bypass implemented security restrictions.

The vulnerability exists due to software does has incorrectly implemented brute-force protection. A remote attacker can cause the application database to respond slowly to requests and use this situation to bypass implemented brute-force protection.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

MISP: 2.4.51 - 2.4.120

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External links
http://github.com/MISP/MISP/commit/934c82819237b4edf1da64587b72a87bec5dd520
http://github.com/MISP/MISP/commit/c1a0b3b2809b21b4df8c1efbc803aff700e262c3
http://github.com/MISP/MISP/compare/v2.4.120...v2.4.121

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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.