CVE-2018-10561An issue was discovered on Dasan GPON home routers.
Updated under an hour ago ()
Does this affect you?
It affects dasannetworks gpon_router_firmware. Add what you run to find out whether that includes you.
CISA lists it as known exploited since Mar 31, 2022; federal agencies had to remediate by Apr 21, 2022. Treat that date as your deadline.
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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.
- CVSS
- 9.8 CRITICAL (v3.1, CISA ADP)CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
- Weakness (CWE)
- CWE-287
- Known exploited
- Added to CISA KEV Mar 31, 2022; federal remediation due Apr 21, 2022The impacted product is end-of-life and should be disconnected if still in use.
- EPSS (exploitation in the next 30 days)
- 92.82% (percentile 100)
- Assigned by
- mitre
- NVD analysis
- Analyzed
- Record last updated
- Oct 21, 2025
- First seen by InfoSec Signals
- Oct 9, 2026
Affected products
dasannetworks gpon_router_firmware dasannetworks:gpon_router_firmware | all versions | NVD |
References
- http://www.securityfocus.com/bid/107053vdb-entry, x-refsource-bid, broken-link, third-party-advisory
- https://www.exploit-db.com/exploits/44576/exploit, x-refsource-exploit-db, third-party-advisory, vdb-entry
- https://www.vpnmentor.com/blog/critical-vulnerability-gpon-router/x-refsource-misc, exploit, technical-description, third-party-advisory
- https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2018-10561us-government-resource
The CVE record on cve.org NVD's entry
The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.