#VU23442 Input validation error


Published: 2021-08-29 | Updated: 2021-11-25

Vulnerability identifier: #VU23442

Vulnerability risk: Medium

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

CVE-ID: CVE-2019-19609

CWE-ID: CWE-20

Exploitation vector: Network

Exploit availability: Yes

Vulnerable software:
strapi
Web applications / CMS

Vendor: strapi.io

Description

The vulnerability allows a remote attacker to execute arbitrary code on the target system.

The vulnerability exists due to insufficient validation of user-supplied input in the "installPlugin" and "uninstallPlugin" handler functions. A remote authenticated administrator can execute arbitrary code on the target system via the "execa" function.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

strapi: 1.0.0 - 3.0.0 beta.17.7


CPE

External links
http://bittherapy.net/post/strapi-framework-remote-code-execution/
http://github.com/strapi/strapi/pull/4636


Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote authenticated privileged user via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability. However, proof of concept for this vulnerability is available.


Latest bulletins with this vulnerability