Home/CVE/In wolfSSL before 4.3.0, wc_ecc_mulmod_ex does not properly resist side-channel attacks.
CVE

CVE-2019-19960

In wolfSSL before 4.3.0, wc_ecc_mulmod_ex does not properly resist side-channel attacks.

In wolfSSL before 4.3.0, wc_ecc_mulmod_ex does not properly resist side-channel attacks.

MEDIUM · CVSS 5.3 EPSS 0.00356
Monitor
  • No active-exploitation, high-EPSS, or public-exploit signals - routine patching cadence
Sigma rules0 YARA rules0
▤

Affected Products & Versions

1
wolfssl< 4.3.0
▣

Scoring & Timeline

5.3
MEDIUM · CVSS v3.1 · cve@mitre.org
View on NVD
Attack Vector
Network Adjacent Local Physical
Attack Complexity
Low High
Privileges Required
None Low High
User Interaction
None Required
Scope
Unchanged Changed
Confidentiality
None Low High
Integrity
None Low High
Availability
None Low High
Published to NVD25 Dec 2019 · 12:15 AM
CVSS VectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
🔗

References & Sources

2
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
https://github.com/wolfSSL/wolfssl/commit/5ee9f9c7a23f8ed093fe1e42bc540727e96cebb8PatchThird Party Advisory
https://github.com/wolfSSL/wolfssl/releases/tag/v4.3.0-stableRelease NotesThird Party Advisory
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