Arbitrary file upload in SugarCRM

1) Arbitrary file upload

EUVDB-ID: #VU71075

Risk: Critical

CVSSv3.1: 9.4 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H/E:H/RL:O/RC:C]

CVE-ID: CVE-2023-22952

CWE-ID: CWE-434 - Unrestricted Upload of File with Dangerous Type

Exploit availability: Yes

Description

The vulnerability allows a remote attacker to compromise vulnerable system.

The vulnerability exists due to insufficient validation of file during file upload. A remote attacker bypass implemented authentication process, upload a malicious file and execute it on the server.

Successful exploitation of the vulnerability may allow an attacker to compromise the affected system.

Note, the vulnerability is being actively exploited in the wild.

Mitigation

Install the v1.1 of "hotfix 91155 XXXX" for Sugar Sell, Serve, Enterprise, Professional, and Ultimate versions.

Vulnerable software versions

SugarCRM: 11.0.0 - 12.2.0

External links

http://sugarclub.sugarcrm.com/explore/product-updates/b/sugar-sell-updates/posts/january-4-2023-critical-security-hotfix
http://sugarclub.sugarcrm.com/engage/b/sugar-news/posts/jan-5-2023-security-vulnerability-update

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?

Yes. This vulnerability is being exploited in the wild.