Home › CVE Intelligence › CVE-2021-21735
CVSS 8.0 HIGH Zero-Day Exploit

CVE-2021-21735: [SECURITY ADVISORY] CVE-2021-21735 - ZTE ZXHN H168N V3.5 Unauthenticated Admin Credential…

<p>Posted by m.nageh on May 25</p>-----BEGIN SECURITY ADVISORY-----<br> <br> Advisory ID: MONX-2021-001<br> CVE ID: CVE-2021-21735<br> Title: ZTE ZXHN H168N V3.5 Unauthenticated Wizar…

8.0CVSS Score
HIGHSeverity
NOCISA KEV
Zero-Day ExploitImpact Type

📋 Vulnerability Details

CVE IDCVE-2021-21735
VendorSecLists
Affected ProductMultiple Targets
Vulnerability TypeZero-Day Exploit
CVSS Score8.0 (HIGH)
Actively Exploited❌ No known exploitation
Patch StatusSee Vendor Advisory →
Reported ByCYBERDUDEBIVASH SENTINEL APEX Intelligence (via fulldisclosure)

🔬 Technical Analysis

<p>Posted by m.nageh on May 25</p>-----BEGIN SECURITY ADVISORY-----<br> <br> Advisory ID: MONX-2021-001<br> CVE ID: CVE-2021-21735<br> Title: ZTE ZXHN H168N V3.5 - Unauthenticated Wizard Credential<br> Disclosure to Full Admin Compromise<br> Affected: ZTE ZXHN H168N V3.5<br> Date: 2026-05-20<br> Author: Mina Nageh Salalma (Monx Research)<br> Contact: minanageh379 () gmail com<br> Public URL:...<br>

📚 Advisory References

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