VULNERABILITY INTELLIGENCE

CVE-2020-11735

CVSS score5.3 MEDIUM

EPSS probability1.29%

CISA KEVNot currently listed

Published2020-06-25

Last modified2026-06-17

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

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."

Weakness classification

nvd@nist.gov: CWE-203

Primary references

cve@mitre.org — Patch, Third Party Advisory
cve@mitre.org — Release Notes, Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108 — Patch, Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108 — Release Notes, Third Party Advisory