CVE-2022-42785
CWE-306Published: November 15, 2022· Updated: Jun 17, 2026
Official Description
Multiple W&T products of the ComServer Series are prone to an authentication bypass. An unathenticated remote attacker, can log in without knowledge of the password by crafting a modified HTTP GET Request.
Risk Analysis
W&T ComServer Series products are vulnerable to an authentication bypass that allows unauthenticated remote attackers to log in by crafting a specific HTTP GET request. This critical flaw has a CVSS score of 9.8, posing a severe risk to device integrity and control.
No public exploit is known, and the vulnerability is not included in the CISA KEV catalog. The flaw is remotely exploitable with low complexity.
Apply the latest firmware updates provided by W&T for the affected ComServer and modem emulator devices. Ensure that management interfaces are not exposed to untrusted networks.
Technical Analysis
CVE-2022-42785 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-2022-42785 in threat intel feeds
- →Review IDS/IPS signatures for exploitation attempts