Auth bypass in Wiesemann & Theis At-Modem-Emulator
CVE-2022-42785
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.
Vulnerability class: Broken Authentication
EPSS: 0.010 (59.3th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.
Affected products
- Wiesemann & Theis At-modem-emulator — versions 1.0
- Wiesemann & Theis Com-server ++ — versions 1.0
- Wiesemann & Theis Com-server 20ma — versions 1.0
- Wiesemann & Theis Com-server Highspeed 100basefx — versions 1.0
- Wiesemann & Theis Com-server Highspeed 100baselx — versions 1.0
- Wiesemann & Theis Com-server Highspeed 19" 1port — versions 1.0
- Wiesemann & Theis Com-server Highspeed 19" 4port — versions 1.0
- Wiesemann & Theis Com-server Highspeed Compact — versions 1.0
- Wiesemann & Theis Com-server Highspeed Industry — versions 1.0
- Wiesemann & Theis Com-server Highspeed Isolated — versions 1.0
Weakness classification (CWE)
References
- info@cert.vde.com (Third Party Advisory)
Frequently asked questions
- What is CVE-2022-42785?
- CVE-2022-42785 is a critical-severity vulnerability in Wiesemann & Theis At-Modem-Emulator, classified under Missing Authentication for Critical Function. CVSS score: 9.8/10. Published 2022-11-15.
- How severe is CVE-2022-42785?
- Critical severity. CVSS v3 base score is 9.8 out of 10.