CVE-1999-0398
UnknownEPSS 0.39%
Last modified
CVE-1999-0398 is a vulnerability of currently unknown severity. In some instances of SSH 1.2.27 and 2.0.11 on Linux systems, SSH will allow users with expired accounts to login.. EPSS estimates a 0.39% chance of exploitation in the next 30 days.
Description
In some instances of SSH 1.2.27 and 2.0.11 on Linux systems, SSH will allow users with expired accounts to login.
Metrics
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Ssh | Ssh | 1.2.27 |
| Ssh | Ssh2 | 2.0.11 |
References
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-1999-0398?
In some instances of SSH 1.2.27 and 2.0.11 on Linux systems, SSH will allow users with expired accounts to login.
How severe is CVE-1999-0398?
Severity scoring for CVE-1999-0398 is pending analysis. The EPSS model estimates a 0.39% probability of exploitation in the next 30 days.
How do I fix CVE-1999-0398?
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.
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Are you affected by CVE-1999-0398?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST