VulnerabilityModified
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.
CRITICAL 9.1EPSS 0.50%
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (0.50%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
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.
- CVSS 3.1
- 9.1 CRITICALCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N
- EPSS
- 0.50% probability · 41th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-347
- Affected
- indutny/elliptic
- Source
- cve@mitre.org
References
- https://blog.trailofbits.com/2025/11/18/we-found-cryptography-bugs-in-the-elliptic-library-using-wycheproof/
- https://github.com/indutny/elliptic/commit/7ac5360118f74eb02da73bdf9f24fd0c72ff5281Patch
- https://github.com/indutny/elliptic/compare/v6.5.5...v6.5.6Patch
- https://security.netapp.com/advisory/ntap-20241227-0003/
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.