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
Published · last modified .
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.
EPSS exploit prediction
EPSS: 0.011 (63.4th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 63rd percentile — 63.4% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.010 · newest: 0.011 · change: +0.000
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
- cert.vde.com/de/advisories/VDE-2022-043/ (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.