CVE-2022-46505
HIGHCVSS 7.5/10EPSS 0.86%
Last modified
CVE-2022-46505 is a high-severity vulnerability rated 7.5/10 on the CVSS scale. 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.. EPSS estimates a 0.86% chance of exploitation in the next 30 days.
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.
Metrics
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Matrixssl | Matrixssl | <= 4.5.1 |
References
- https://github.com/SmallTown123/details-for-CVE-2022-46505Exploit, Third Party Advisory
- https://smalltown123.notion.site/MatrixSSL-session-resume-bug-a0Permissions Required, Vendor Advisory
- https://github.com/SmallTown123/details-for-CVE-2022-46505Exploit, Third Party Advisory
- https://smalltown123.notion.site/MatrixSSL-session-resume-bug-a0Permissions Required, Vendor Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2022-46505?
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.
How severe is CVE-2022-46505?
CVE-2022-46505 has a CVSS score of 7.5/10 (HIGH severity). The EPSS model estimates a 0.86% probability of exploitation in the next 30 days.
How do I fix CVE-2022-46505?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.
How Strix Helps
- How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
- Autonomous PentestingAI agents that find and validate exploitable vulnerabilities like this one across your applications.
- PR ReviewsPentest every pull request so vulnerable code is caught before it ships to production.
- AI Penetration TestingHow AI-driven penetration testing continuously covers your attack surface.
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Are you affected by CVE-2022-46505?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST