Description
diag_tool.cgi on DASAN H660RM GPON routers with firmware 1.03-0022 lacks any authorization check, which allows remote attackers to run a ping command via a GET request to enumerate LAN devices or crash the router with a DoS attack.
Metrics
CVSS 3.0 9.1/10
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:HWeakness enumeration
Affected software
| Vendor | Product | Versions |
|---|---|---|
| n/a | n/a | n/a |
References
- http://packetstormsecurity.com/files/152232/DASAN-H660RM-Information-Disclosure-Hardcoded-Key.htmlThird Party Advisory, VDB Entry
- https://blog.burghardt.pl/2019/03/diag_tool-cgi-on-dasan-h660rm-devices-with-firmware-1-03-0022-allows-spawning-ping-processes-without-any-authorization-leading-to-information-disclosure-and-dos-attacks/Exploit, Third Party Advisory
- https://seclists.org/bugtraq/2019/Mar/41Mailing List, Third Party Advisory
- http://packetstormsecurity.com/files/152232/DASAN-H660RM-Information-Disclosure-Hardcoded-Key.htmlThird Party Advisory, VDB Entry
- https://blog.burghardt.pl/2019/03/diag_tool-cgi-on-dasan-h660rm-devices-with-firmware-1-03-0022-allows-spawning-ping-processes-without-any-authorization-leading-to-information-disclosure-and-dos-attacks/Exploit, Third Party Advisory
- https://seclists.org/bugtraq/2019/Mar/41Mailing List, Third Party Advisory
Timeline
- Published
- Apr 11, 2019
- Last modified
- Jun 17, 2026
- NVD status
- Modified