CVE Tools
Sign in

CVE-2017-7964

Published: Apr 19, 2017Updated: May 13, 2026 Sources: CVE List NVD BDUCWE-1188
NVD MITRE
10.0CVSSCRITICAL
EPSS Score
2.5%
Top 17.4%
CISA KEV
Not in KEV
Exploits
No Known Exploits
Remediation
Patch Available

Description

Zyxel WRE6505 devices have a default TELNET password of 1234 for the root and admin accounts, which makes it easier for remote attackers to conduct DNS hijacking attacks by reconfiguring the built-in dnshijacker process.

CVSS Vector Breakdown

AV:NAC:LPR:NUI:NS:CC:HI:HA:H
Exploitability
AV:NAttack Vector
Network
AC:LAttack Complexity
Low
PR:NPrivileges Required
None
UI:NUser Interaction
None
Scope
S:CScope
Changed
Impact
C:HConfidentiality
High
I:HIntegrity
High
A:HAvailability
High
Open in CVSS calculator →

Weaknesses

CWE-1188

Affected Products

Zyxel WRE6505Zyxel Communications Corp.Networking Infrastructure
n/an/a
wre6505 firmwarezyxelNetworking Infrastructure
zyxel communications corp.commercialTWNetworking Infrastructure
zyxelcommercialTWNetworking Infrastructureaka zyxel communications corp.

Exploitability

Official Patch Available

References

https://www.oxy-gen.mobi/blog.html
oxy-gen.mobi

Timeline

Published
Apr 19, 2017
Last Updated
May 13, 2026

Unlock Complete Vulnerability Intelligence

Get the full picture for CVE-2017-7964 and every CVE in our database. Create a free account — no credit card required.

Create Free Account
Plain-language analysis
Impact assessment and exploitation scenario in plain English
Attack graph visualization
Interactive attack path and kill chain mapping
Exploit details & PoC links
ExploitDB, Metasploit, GitHub PoCs with direct links
Nuclei scanner templates
Ready-to-use vulnerability scanner templates
Full remediation guide
Patch instructions, workarounds, and compliance impact
Interactive AI chat
Ask questions about this vulnerability in natural language
Related vulnerabilities
Semantically similar CVEs and attack patterns
REST API & MCP access
Integrate vulnerability data into your workflows