#VU69482 Prototype pollution in Parse Server - CVE-2022-41878

Vulnerability identifier: #VU69482

Vulnerability risk: Low

CVSSv4.0: 6.1 [CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2022-41878

CWE-ID: CWE-94

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
Parse Server
Web applications / Modules and components for CMS

Vendor: Parse Community

Description

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

The vulnerability exists due to the lack of control over modifications to attributes of object prototypes within the buildUpdatedObject function. A remote administrator can execute arbitrary code on the target system.

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

Mitigation
Install updates from vendor's website.

Vulnerable software versions

Parse Server: 4.10.0 - 4.10.18, 5.0.0 - 5.3.1

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External links
https://github.com/parse-community/parse-server/security/advisories/GHSA-xprv-wvh7-qqqx
https://www.zerodayinitiative.com/advisories/ZDI-22-1591/

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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.