CVE-2018-10561
Dasan GPON Routers Authentication Bypass Vulnerability
- Published
- May 4, 2018
- Updated
- Oct 21, 2025
- Assigning CNA
- mitre
- Evidence observed
- May 3, 2018
Primary CVSS
nvd · CVSS 3.1
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:HHigh · next 30 days
- Percentile
- 99.8%
- Model date
- Sep 21, 2026
EPSS is a statistical estimate, not a certainty or a measure of impact. Combine it with CVSS, KEV status, exposure and your environment.
CISA Known Exploited
This CVE appears in the CISA Known Exploited Vulnerabilities catalog.
Summary
An issue was discovered on Dasan GPON home routers. It is possible to bypass authentication simply by appending "?images" to any URL of the device that requires authentication, as demonstrated by the /menu.html?images/ or /GponForm/diag_FORM?images/ URI. One can then manage the device.
Sources
3- GPONExploit
Python exploit for Remote Code Executuion on GPON home routers (CVE-2018-10562). Initially disclosed by VPNMentor (https://www.vpnmentor.com/blog/critical-vulnerability-gpon-router/), kudos for their work.
- CVE-2018-10562Exploit
Exploit for CVE-2018-10562
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