CVE-2018-10561

critical

Description

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.

References

https://blog.xlab.qianxin.com/catddos-derivative-en/

https://www.avira.com/en/blog/a-gafgyt-variant-that-exploits-pulse-secure-cve-2020-8218

https://www.vpnmentor.com/blog/critical-vulnerability-gpon-router/

https://www.exploit-db.com/exploits/44576/

http://www.securityfocus.com/bid/107053

Details

Source: Mitre, NVD

Published: 2018-05-04

Updated: 2019-03-04

Risk Information

CVSS v2

Base Score: 7.5

Vector: CVSS2#AV:N/AC:L/Au:N/C:P/I:P/A:P

Severity: High

CVSS v3

Base Score: 9.8

Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Severity: Critical