CVE-2019-10677

MEDIUM

DASAN Zhone ZNID GPON 2426A EU < s3.1.285 - Cross-Site Scripting via GET Parameters

Title source: llm
STIX 2.1

Exploitation Summary

EIP tracks 1 public exploit for CVE-2019-10677. PoCs published by Adam Ziaja.

AI-analyzed exploit summary This exploit demonstrates multiple XSS vulnerabilities in DASAN Zhone ZNID GPON 2426A EU firmware versions <= S3.1.285 and <= S3.0.738. It includes reflected and stored XSS payloads, as well as a clickjacking example, targeting unsanitized GET parameters in the web interface.

Description

Multiple Cross-Site Scripting (XSS) issues in the web interface on DASAN Zhone ZNID GPON 2426A EU version S3.1.285 devices allow a remote attacker to execute arbitrary JavaScript via manipulation of an unsanitized GET parameter: /zhndnsdisplay.cmd (name), /wlsecrefresh.wl (wlWscCfgMethod, wl_wsc_reg).

Exploits (1)

exploitdb WORKING POC
by Adam Ziaja · textwebappshardware
https://www.exploit-db.com/exploits/47351

This exploit demonstrates multiple XSS vulnerabilities in DASAN Zhone ZNID GPON 2426A EU firmware versions <= S3.1.285 and <= S3.0.738. It includes reflected and stored XSS payloads, as well as a clickjacking example, targeting unsanitized GET parameters in the web interface.

Classification
Working Poc 100%
Attack Type
Xss
Complexity
Trivial
Reliability
Reliable
Target: DASAN Zhone ZNID GPON 2426A EU <= S3.1.285
No auth needed
Prerequisites: Network access to the target device · Victim interaction for reflected XSS
MITRE ATT&CK
devstral-2 · analyzed Feb 16, 2026 Full analysis →

References (4)

Core 4
Core References
Exploit, Third Party Advisory x_refsource_misc
https://adamziaja.com/poc/201903-xss-zhone.html
Exploit, Third Party Advisory x_refsource_misc
https://redteam.pl/poc/dasan-zhone-znid-gpon-2426a-eu.html
Exploit, Third Party Advisory x_refsource_misc
https://blog.redteam.pl/2019/09/cve-2019-10677-dasan-zhone-znid.html

Scores

CVSS v3 6.1
EPSS 0.0725
EPSS Percentile 93.6%
Attack Vector NETWORK
CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

Details

CWE
CWE-79
Status published
Products (1)
dasanzhone/znid_gpon_2426a_eu_firmware < s3.1.285
Published Sep 05, 2019
Tracked Since Feb 18, 2026