CVE-2004-1436
UnknownEPSS 3.14%
Last modified
CVE-2004-1436 is a vulnerability of currently unknown severity. The Transaction Language 1 (TL1) login interface in Cisco ONS 15327 4.6(0) and 4.6(1) and 15454 and 15454 SDH 4.6(0) and 4.6(1), when a user account is configured with a blank password, allows remote attackers to gain unauthorized access by logging in with a password larger than 10 characters.. EPSS estimates a 3.14% chance of exploitation in the next 30 days.
Description
The Transaction Language 1 (TL1) login interface in Cisco ONS 15327 4.6(0) and 4.6(1) and 15454 and 15454 SDH 4.6(0) and 4.6(1), when a user account is configured with a blank password, allows remote attackers to gain unauthorized access by logging in with a password larger than 10 characters.
Metrics
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Cisco | Optical Networking Systems Software | 1.0 |
| Cisco | Optical Networking Systems Software | 1.1 |
| Cisco | Optical Networking Systems Software | 1.1\(0\) |
| Cisco | Optical Networking Systems Software | 1.1\(1\) |
| Cisco | Optical Networking Systems Software | 1.3\(0\) |
| Cisco | Optical Networking Systems Software | 2.3\(5\) |
| Cisco | Optical Networking Systems Software | 3.0 |
| Cisco | Optical Networking Systems Software | 3.1.0 |
| Cisco | Optical Networking Systems Software | 3.2 |
| Cisco | Optical Networking Systems Software | 3.2.0 |
| Cisco | Optical Networking Systems Software | 3.3.0 |
| Cisco | Optical Networking Systems Software | 3.4.0 |
| Cisco | Optical Networking Systems Software | 4.0\(0\) |
| Cisco | Optical Networking Systems Software | 4.0\(1\) |
| Cisco | Optical Networking Systems Software | 4.0\(2\) |
| Cisco | Optical Networking Systems Software | 4.0.0 |
| Cisco | Optical Networking Systems Software | 4.1\(0\) |
| Cisco | Optical Networking Systems Software | 4.1\(1\) |
| Cisco | Optical Networking Systems Software | 4.1\(2\) |
| Cisco | Optical Networking Systems Software | 4.1\(3\) |
| Cisco | Optical Networking Systems Software | 4.5 |
| Cisco | Optical Networking Systems Software | 4.6\(0\) |
| Cisco | Optical Networking Systems Software | 4.6\(1\) |
References
- http://www.kb.cert.org/vuls/id/760432Third Party Advisory, US Government Resource
- http://www.kb.cert.org/vuls/id/760432Third Party Advisory, US Government Resource
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2004-1436?
The Transaction Language 1 (TL1) login interface in Cisco ONS 15327 4.6(0) and 4.6(1) and 15454 and 15454 SDH 4.6(0) and 4.6(1), when a user account is configured with a blank password, allows remote attackers to gain unauthorized access by logging in with a password larger than 10 characters.
How severe is CVE-2004-1436?
Severity scoring for CVE-2004-1436 is pending analysis. The EPSS model estimates a 3.14% probability of exploitation in the next 30 days.
How do I fix CVE-2004-1436?
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-2004-1436?
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