| id: GO-2023-1621 |
| modules: |
| - module: std |
| versions: |
| - fixed: 1.19.7 |
| - introduced: 1.20.0-0 |
| - fixed: 1.20.2 |
| vulnerable_at: 1.20.1 |
| packages: |
| - package: crypto/internal/nistec |
| symbols: |
| - P256Point.ScalarBaseMult |
| - P256Point.ScalarMult |
| - P256OrdInverse |
| summary: Incorrect calculation on P256 curves in crypto/internal/nistec |
| description: |- |
| The ScalarMult and ScalarBaseMult methods of the P256 Curve may return an |
| incorrect result if called with some specific unreduced scalars (a scalar larger |
| than the order of the curve). |
| |
| This does not impact usages of crypto/ecdsa or crypto/ecdh. |
| credits: |
| - Guido Vranken, via the Ethereum Foundation bug bounty program |
| references: |
| - report: https://go.dev/issue/58647 |
| - fix: https://go.dev/cl/471255 |
| - web: https://groups.google.com/g/golang-announce/c/3-TpUx48iQY |
| cve_metadata: |
| id: CVE-2023-24532 |
| cwe: 'CWE-682: Incorrect Calculation' |
| review_status: REVIEWED |
