CVE-2024-48949

CRITICAL

Published Oct 10, 2024 Modified Nov 25, 2025 CWE-347

Description

The verify function in lib/elliptic/eddsa/index.js in the Elliptic package before 6.5.6 for Node.js omits "sig.S().gte(sig.eddsa.curve.n) || sig.S().isNeg()" validation.

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CVSS v3.1 Score

9.1

CRITICAL

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N

Weakness Type (CWE)

CWE-347 CWE-347

Affected Products

Vendor	Product	Versions
indutny	elliptic	< 6.5.6

References

Advisories & Patches

https://github.com/indutny/elliptic/commit/7ac5360118f74eb02da73bdf9f24fd0c72ff5281 https://github.com/indutny/elliptic/compare/v6.5.5...v6.5.6

Other References

https://blog.trailofbits.com/2025/11/18/we-found-cryptography-bugs-in-the-elliptic-library-using-wycheproof/ https://security.netapp.com/advisory/ntap-20241227-0003/

Frequently Asked Questions

What is CVE-2024-48949? +

The verify function in lib/elliptic/eddsa/index.js in the Elliptic package before 6.5.6 for Node.js omits "sig.S().gte(sig.eddsa.curve.n) || sig.S().isNeg()" validation. It has a CVSS v3.1 base score of 9.1 (CRITICAL).

How severe is CVE-2024-48949? +

CVE-2024-48949 has a CVSS v3.1 score of 9.1 out of 10, rated CRITICAL. This is a critical vulnerability that should be patched immediately.

What products are affected by CVE-2024-48949? +

CVE-2024-48949 affects products from indutny, specifically: elliptic. Check the affected products table above for specific version ranges.

How do I check if I'm vulnerable to CVE-2024-48949? +

You can use Secably's free Website Scanner to check your website for known vulnerabilities. For infrastructure scanning, use the Port Scanner to identify exposed services that may be affected. Check the vendor advisories linked above for specific patch and version information.

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