#VU78870 Prototype pollution in protobuf.js - CVE-2023-36665
Published: August 2, 2023
Vulnerability identifier: #VU78870
Vulnerability risk: Critical
CVSSv4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Red
CVE-ID: CVE-2023-36665
CWE-ID: CWE-1321
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerable software:
protobuf.js
protobuf.js
Software vendor:
protobuf.js
protobuf.js
Description
The vulnerability allows a remote attacker to execute arbitrary JavaScript code.
The vulnerability exists due to improper input validation. A remote attacker can pollute the prototype of Object.prototype by adding and overwriting its data and functions.
Remediation
Cybersecurity Help is currently unaware of any official solution to address this vulnerability..
External links
- https://github.com/protobufjs/protobuf.js/commit/e66379f451b0393c27d87b37fa7d271619e16b0d
- https://github.com/protobufjs/protobuf.js/compare/protobufjs-v7.2.3...protobufjs-v7.2.4
- https://github.com/protobufjs/protobuf.js/pull/1899
- https://www.code-intelligence.com/blog/cve-protobufjs-prototype-pollution-cve-2023-36665
- https://github.com/protobufjs/protobuf.js/releases/tag/protobufjs-v7.2.4