CVEvulnerability
CVE-2020-11735
5.3 MEDIUM
Official page ↗
- Status
- Modified
- Published
- 2020-06-25
- Last modified
- 2026-06-17
- Assigner
- [email protected]
- CVSS 3.1 ([email protected])
- 5.3 MEDIUM — CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
- CVSS 2.0 ([email protected])
- 5.0 MEDIUM — AV:N/AC:L/Au:N/C:P/I:N/A:N
- Weaknesses
- CWE-203
Description
The private-key operations in ecc.c in wolfSSL before 4.4.0 do not use a constant-time modular inverse when mapping to affine coordinates, aka a "projective coordinates leak."
Affected configurations
• wolfssl wolfssl (< 4.4.0)
Related
Weakness · CWE (1)
- CWE-203 Observable Discrepancy weakness
References
- https://github.com/wolfSSL/wolfssl/commit/1de07da61f0c8e9926dcbd68119f73230dae283f Patch, Third Party Advisory
- https://github.com/wolfSSL/wolfssl/releases/tag/v4.4.0-stable Release Notes, Third Party Advisory
- https://github.com/wolfSSL/wolfssl/commit/1de07da61f0c8e9926dcbd68119f73230dae283f Patch, Third Party Advisory
- https://github.com/wolfSSL/wolfssl/releases/tag/v4.4.0-stable Release Notes, Third Party Advisory