CVE-2004-1540
UnknownEPSS 6.57%
Last modified
CVE-2004-1540 is a vulnerability of currently unknown severity. ZyXEL Prestige 623, 650, and 652 HW Routers, and possibly other versions, with HTTP Remote Administration enabled, does not require a password to access rpFWUpload.html, which allows remote attackers to reset the router configuration file.. EPSS estimates a 6.57% chance of exploitation in the next 30 days.
Description
ZyXEL Prestige 623, 650, and 652 HW Routers, and possibly other versions, with HTTP Remote Administration enabled, does not require a password to access rpFWUpload.html, which allows remote attackers to reset the router configuration file.
Metrics
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Zyxel | Prestige | 645r_a1 |
| Zyxel | Prestige | 650h |
| Zyxel | Prestige | 650hw |
| Zyxel | Prestige | 650hw_31 |
| Zyxel | Prestige | 650r |
| Zyxel | Zynos | 3.40 |
| Zyxel | Zynos | is.3 |
| Zyxel | Zynos | is.5 |
References
- http://secunia.com/advisories/13278Vendor Advisory
- http://secunia.com/advisories/13278Vendor Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2004-1540?
ZyXEL Prestige 623, 650, and 652 HW Routers, and possibly other versions, with HTTP Remote Administration enabled, does not require a password to access rpFWUpload.html, which allows remote attackers to reset the router configuration file.
How severe is CVE-2004-1540?
Severity scoring for CVE-2004-1540 is pending analysis. The EPSS model estimates a 6.57% probability of exploitation in the next 30 days.
How do I fix CVE-2004-1540?
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.
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- 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-2004-1540?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST