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CVE-2023-24533
Incorrect multiplication of unreduced P-256 scalars in filippo.io/nistec
High7.5EPSS 0.67%
- Published
- Updated
- Reserved
- Assigned by
- Go
Description
Multiplication of certain unreduced P-256 scalars produce incorrect results. There are no protocols known at this time that can be attacked due to this.
Timeline
ID reserved
By Go
- 42 days later
· 42 days later
Published
- 24 months later
· 24 months later
Record updated
Changes after publication (a new score, a public exploit, EPSS crossing 1, 10 or 50 %, leaving KEV) are kept since November 2026; earlier ones are not known.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| CISA-ADPADP (enrichment) | 3.1 | High7.5 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N |
| NVDNVD · Modified | 3.1 | High7.5 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N |
- EPSS (exploitation in 30 days)
- 0.67% · top 48% of all CVEs (7 Nov 2026)
- CISA SSVC
- Exploitation: none · Automatable: no · Technical impact: partial
Loading the EPSS history…
The list uses the assigner's score when there is one, then CISA's, then NVD's: High 7.5.
Weakness
- CWE-682: Incorrect Calculation
- CWE-682 (opens in a new tab)All about CWE-682 and its CVEs
Affected products
filippo.io/nistec · filippo.io/nistec
- affected < 0.0.2
Affected packages
From reviewed advisories of the GitHub Advisory Database.
- Gofilippo.io/nistecGHSA-f6hc-9g49-xmx7 (opens in a new tab)
References (3)
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisory GHSA-f6hc-9g49-xmx7 (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
Badge for a README or a ticket
[](https://trackcve.app/cve/CVE-2023-24533)Record last updated .