#VU75603 Improperly Controlled Modification of Object Prototype Attributes ('Prototype Pollution') in node-xml2js - CVE-2023-0842
Published: May 1, 2023
Vulnerability identifier: #VU75603
Vulnerability risk: Medium
CVSSv4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N/E:U/U:Green
CVE-ID: CVE-2023-0842
CWE-ID: CWE-1321
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerable software:
node-xml2js
node-xml2js
Software vendor:
Marek Kubica
Marek Kubica
Description
The vulnerability allows a remote attacker to execute arbitrary code on the target system.
The vulnerability exists due to application does not properly validate incoming JSON keys, thus allowing the __proto__ property to be edited. A remote unauthenticated attacker can edit or add new properties to an object to execute arbitrary code on the target system.
Remediation
Install updates from vendor's website.