VULNERABILITY INTELLIGENCE

CVE-2022-46505

CVSS score7.5 HIGH

EPSS probability0.87%

CISA KEVNot currently listed

Published2023-01-18

Last modified2026-06-17

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

Description

An issue in MatrixSSL 4.5.1-open and earlier leads to failure to securely check the SessionID field, resulting in the misuse of an all-zero MasterSecret that can decrypt secret data.

Weakness classification

nvd@nist.gov: CWE-665
134c704f-9b21-4f2e-91b3-4a467353bcc0: CWE-665

Primary references

cve@mitre.org — Exploit, Third Party Advisory
cve@mitre.org — Permissions Required, Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108 — Exploit, Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108 — Permissions Required, Vendor Advisory