Improper access control in Strapi

1) Improper access control

EUVDB-ID: #VU82733

Risk: Medium

CVSSv4.0: 5.1 [CVSS:4.0/AV:A/AC:L/AT:N/PR:N/UI:N/VC:L/VI:H/VA:L/SC:N/SI:N/SA:N/E:U/U:Green]

CVE-ID: CVE-2023-39345

CWE-ID: CWE-284 - Improper Access Control

Exploit availability: No

Description

The vulnerability allows a remote attacker to gain unauthorized access to otherwise restricted functionality.

The vulnerability exists due to improper access restrictions. A remote attacker on the local network can bypass implemented security restrictions and gain unauthorized access to private fields in user registration API.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

strapi: 4.0.0 - 4.12.7

CPE2.3

• cpe:2.3:a:strapi.io:strapi:4.0.0:*:*:*:*:*:*:*
• cpe:2.3:a:strapi.io:strapi:4.0.1:*:*:*:*:*:*:*
• cpe:2.3:a:strapi.io:strapi:4.0.2:*:*:*:*:*:*:*

External links

https://github.com/strapi/strapi/security/advisories/GHSA-gc7p-j5xm-xxh2

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the local network (LAN).

Is there known malware, which exploits this vulnerability?

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