Buffer Overflow Affecting bigint-buffer package, versions >=0.0.0
Threat Intelligence
Exploit Maturity
Snyk has a proof-of-concept or detailed explanation of how to exploit this vulnerability.
Proof of Concept
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Test your applications- Snyk IDSNYK-JS-BIGINTBUFFER-3364597
- published3 Apr 2025
- disclosed20 Mar 2023
- creditCris Staicu
Introduced: 20 Mar 2023
CVE-2025-3194 (opens in a new tab)Common Vulnerabilities and Exposures (CVE) are common identifiers for publicly known security vulnerabilities
Common Weakness Enumeration (CWE) is a category system for software weaknesses
How to fix?
There is no fixed version for bigint-buffer.
Overview
bigint-buffer is a Node utility that converts TC39 Proposed BigInts to and from buffers
Affected versions of this package are vulnerable to Buffer Overflow in the toBigIntLE() function. Attackers can exploit this to crash the application.
PoC
let be = require('bigint-buffer');
console.log(be.toBigIntLE(null));