CVE-2020-11713 — Observable Discrepancy in Wolfssl

CWE-203 — Observable DiscrepancyCWE-327 — Use of a Broken or Risky Cryptographic Algorithm4 documents4 sources
Severity
7.5HIGHNVD
EPSS
0.4%
top 39.67%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
2
WolfsslDebian Wolfssl
Timeline
PublishedApr 12
Latest updateMay 24

Description

wolfSSL 4.3.0 has mulmod code in wc_ecc_mulmod_ex in ecc.c that does not properly resist timing side-channel attacks.

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:NExploitability: 3.9 | Impact: 3.6

Affected Packages3 packages

▶debiandebian/wolfssl< wolfssl 4.4.0+dfsg-1 (bookworm)
▶Debianwolfssl/wolfssl< 4.4.0+dfsg-1+3
▶NVDwolfssl/wolfssl4.3.0

Patches

Patch: github.com ↗Patch: github.com ↗

🔴Vulnerability Details

2
GHSA
GHSA-8934-73x5-7j23: wolfSSL 4↗2022-05-24
▶
OSV
CVE-2020-11713: wolfSSL 4↗2020-04-12
▶

📋Vendor Advisories

1
Debian
CVE-2020-11713: wolfssl - wolfSSL 4.3.0 has mulmod code in wc_ecc_mulmod_ex in ecc.c that does not properl...↗2020
▶
CVE-2020-11713 — Observable Discrepancy in Wolfssl | cvebase