CVE-2022-34767
CWE-306Published: July 21, 2022· Updated: Jun 17, 2026
Official Description
Web page which "wizardpwd.asp" ALLNET Router model WR0500AC is prone to Authorization bypass vulnerability – the password, located at "admin" allows changing the http[s]://wizardpwd.asp/cgi-bin. Does not validate the user's identity and can be accessed publicly.
Risk Analysis
The ALLNET Router model WR0500AC contains an authorization bypass vulnerability in its wizardpwd.asp page. This allows unauthenticated remote attackers to access sensitive administrative functions, warranting a critical CVSS score of 9.8.
There is no known public exploit for this vulnerability, and it is not currently listed in the CISA KEV catalog.
Users should check for firmware updates from the manufacturer and restrict access to the device management interface to trusted networks.
Technical Analysis
CVE-2022-34767 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-306)
Recommended Actions
- →Apply vendor patches immediately
- →Monitor CVE-2022-34767 in threat intel feeds
- →Review IDS/IPS signatures for exploitation attempts