CVE-2018-21168
CWE-200Published: April 27, 2020· Updated: Jun 17, 2026
Official Description
Certain NETGEAR devices are affected by disclosure of sensitive information. This affects D7000 before 1.0.1.52, D7800 before 1.0.1.31, D8500 before 1.0.3.36, JNR1010v2 before 1.1.0.46, JR6150 before 1.0.1.14, JWNR2010v5 before 1.1.0.46, PR2000 before 1.0.0.20, R6050 before 1.0.1.14, R6220 before 1.1.0.60, R6400 before 1.1.0.26, R6400v2 before 1.0.2.46, R6700v2 before 1.2.0.2, R6800 before 1.2.0.2, R6900v2 before 1.2.0.2, R7300DST before 1.0.0.56, R7500 before 1.0.0.112, R7500v2 before 1.0.3.24, R7800 before 1.0.2.36, R7900P before 1.1.4.6, R8000P before 1.1.4.6, R8300 before 1.0.2.104, R8500 before 1.0.2.104, R9000 before 1.0.2.52, WNDR3700v4 before 1.0.2.94, WNDR3700v5 before 1.1.0.50, WNDR4300 before 1.0.2.96, WNDR4300v2 before 1.0.0.52, WNDR4500v3 before 1.0.0.52, WNR1000v4 before 1.1.0.46, WNR2020 before 1.1.0.46, and WNR2050 before 1.1.0.46.
Technical Analysis
CVE-2018-21168 can be exploited remotely over the network without requiring physical or adjacent access, significantly expanding the attack surface for threat actors.
The vulnerability requires no privileges and no user interaction, making it a prime target for automated exploitation campaigns and worm-like propagation.
A successful exploit results in complete confidentiality breach (data exposure), with a CVSS base score of 7.5.
From a weakness classification perspective (CWE-200): Information exposure vulnerabilities leak sensitive data to unauthorized actors.
CVSS v3.1 Vector Breakdown
Affected Vendors & Products
Exploit & PoC Resources
Official Patches & Advisories
All References (2)
Quick Facts
Related CVEs (CWE-200)
Recommended Actions
- →Apply vendor patches immediately
- →Monitor CVE-2018-21168 in threat intel feeds
- →Review IDS/IPS signatures for exploitation attempts