Prototype pollution in protobuf.js - CVE-2023-36665
Published: August 2, 2023
Vulnerability identifier: #VU78870
CSH Severity: Critical
CVSS v4.0: 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
Vendor: protobuf.js
Affected software:
protobuf.js
protobuf.js
Detailed vulnerability 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.
How to mitigate CVE-2023-36665
Cybersecurity Help is currently unaware of any official solution to address this vulnerability..
Sources
- 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