CVE-2022-34045
CWE-798Published: July 20, 2022· Updated: Jun 17, 2026
Official Description
Wavlink WN530HG4 M30HG4.V5030.191116 was discovered to contain a hardcoded encryption/decryption key for its configuration files at /etc_ro/lighttpd/www/cgi-bin/ExportAllSettings.sh.
Risk Analysis
The Wavlink WN530HG4 router uses a hardcoded encryption key for its configuration files. This allows an attacker to decrypt sensitive settings, resulting in a critical 9.8 CVSS score.
No public exploit is known, and the vulnerability is not in the CISA KEV.
Update the device firmware if a patch is available and avoid exposing the device management interface to the public internet.
Technical Analysis
CVE-2022-34045 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), full integrity compromise (data manipulation), availability disruption (denial of service), with a CVSS base score of 9.8.
CVSS v3.1 Vector Breakdown
Affected Vendors & Products
Exploit & PoC Resources
Official Patches & Advisories
All References (2)
Quick Facts
Related CVEs (CWE-798)
Recommended Actions
- →Apply vendor patches immediately
- →Monitor CVE-2022-34045 in threat intel feeds
- →Review IDS/IPS signatures for exploitation attempts