CVE-2014-8357

HIGH EXPLOITED

Zhone zNID GPON 2426A < S3.0.501 - Unauthenticated Password Disclosure via Session Key in URL

Title source: llm

Exploitation Summary

CVE-2014-8357 has been observed exploited in the wild (reported by VulnCheck KEV). EIP tracks 1 public exploit from researchers including Lyon Yang.

AI-analyzed exploit summary This advisory details multiple vulnerabilities in Zhone ZNID GPON routers, including insecure direct object reference, password disclosure, remote command injection, XSS, and privilege escalation. It provides proof-of-concept steps and affected URLs but does not include executable exploit code.

Description

backupsettings.html in the web administrative portal in Zhone zNID GPON 2426A before S3.0.501 places a session key in a URL, which allows remote attackers to obtain arbitrary user passwords via the sessionKey parameter in a getConfig action to backupsettings.conf.

Exploits (1)

exploitdb WRITEUP

by Lyon Yang · textremotehardware

https://www.exploit-db.com/exploits/38453

View Code ZIP pw:eip

This advisory details multiple vulnerabilities in Zhone ZNID GPON routers, including insecure direct object reference, password disclosure, remote command injection, XSS, and privilege escalation. It provides proof-of-concept steps and affected URLs but does not include executable exploit code.

Classification

Writeup 100%

Attack Type

Other

Complexity

Moderate

Reliability

Reliable

Target: Zhone ZNID GPON 2426A (and related models) < S3.0.501

Auth required

Prerequisites: Access to the router's web interface · Low-privileged credentials

MITRE ATT&CK

T1068 - Exploitation for Privilege Escalation T1190 - Exploit Public-Facing Application T1059 - Command and Scripting Interpreter

devstral-2 · analyzed Feb 16, 2026 Full analysis →

References (4)

Core 4

Core References

Exploit, Mailing List, Third Party Advisory mailing-list x_refsource_fulldisc

http://seclists.org/fulldisclosure/2015/Oct/57

Exploit, Third Party Advisory, VDB Entry exploit x_refsource_exploit-db

https://www.exploit-db.com/exploits/38453/

Exploit, Third Party Advisory, VDB Entry x_refsource_misc

http://packetstormsecurity.com/files/133921/Zhone-Insecure-Reference-Password-Disclosure-Command-Injection.html

Third Party Advisory, VDB Entry mailing-list x_refsource_bugtraq

http://www.securityfocus.com/archive/1/536663/100/0/threaded

Scores

CVSS v3 8.8

EPSS 0.0544

EPSS Percentile 91.7%

Attack Vector NETWORK

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

Details

VulnCheck KEV 2022-04-13

CWE

CWE-255

Status published

Products (1)

dasanzhone/znid_2426a_firmware < s3.0.501

Published Oct 17, 2017

Tracked Since Feb 18, 2026