#VU72670 Code Injection in MuYuCMS - CVE-2023-1044

Vulnerability identifier: #VU72670

Vulnerability risk: Medium

CVSSv4.0: 6.3 [CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Green]

CVE-ID: CVE-2023-1044

CWE-ID: CWE-94

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
MuYuCMS
Web applications / CMS

Vendor: MuYuCMS

Description

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

The vulnerability exists due to improper input validation in the /editor/index.php script. A remote user can send a specially crafted request and execute arbitrary code on the target system.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.

Mitigation
Cybersecurity Help is currently unaware of any official solution to address this vulnerability.

Vulnerable software versions

MuYuCMS: 2.2

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External links
https://vuldb.com/?ctiid.221803
https://vuldb.com/?id.221803
https://github.com/MuYuCMS/MuYuCMS/issues/5

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Q & A

Can this vulnerability be exploited remotely?

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

Is there known malware, which exploits this vulnerability?

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