CVE-2022-42785
Wiesemann & Theis: Authentication bypass in Com-Server family
- Published
- Updated
- Reserved
- Assigned by
- CERTVDE
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.
Timeline
ID reserved
By CERTVDE
- 30 days later
· 30 days later
Published
- 2 years later
· 2 years later
Record updated
Changes after publication (a new score, a public exploit, EPSS crossing 1, 10 or 50 %, leaving KEV) are kept since November 2026; earlier ones are not known.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| CERTVDECNA (assigner) | 3.1 | Critical9.8 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
| NVDNVD · Modified | 3.1 | Critical9.8 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
- EPSS (exploitation in 30 days)
- 1.2% · top 31% of all CVEs (7 Nov 2026)
- CISA SSVC
- Exploitation: none · Automatable: no · Technical impact: partial
The list uses the assigner's score when there is one, then CISA's, then NVD's: Critical 9.8.
Weakness
Affected products
Wiesemann & Theis · Com-Server LC
- affected 1.0 – < 1.48
Wiesemann & Theis · Com-Server PoE 3 x Isolated
- affected 1.0 – < 1.48
Wiesemann & Theis · Com-Server 20mA
- affected 1.0 – < 1.48
Wiesemann & Theis · Com-Server ++
- affected 1.0 – < 1.48
Wiesemann & Theis · AT-Modem-Emulator
- affected 1.0 – < 1.48
Wiesemann & Theis · Com-Server UL
- affected 1.0 – < 1.48
Wiesemann & Theis · Com-Server Highspeed 100BaseFX
- affected 1.0 – < 1.76
Wiesemann & Theis · Com-Server Highspeed 100BaseLX
- affected 1.0 – < 1.76
Wiesemann & Theis · Com-Server Highspeed Office 1 Port
- affected 1.0 – < 1.76
Wiesemann & Theis · Com-Server Highspeed Office 4 Port
- affected 1.0 – < 1.76
Wiesemann & Theis · Com-Server Highspeed Industry
- affected 1.0 – < 1.76
Wiesemann & Theis · Com-Server Highspeed OEM
- affected 1.0 – < 1.76
Wiesemann & Theis · Com-Server Highspeed Compact
- affected 1.0 – < 1.76
Wiesemann & Theis · Com-Server Highspeed Isolated
- affected 1.0 – < 1.76
Wiesemann & Theis · Com-Server Highspeed 19" 1Port
- affected 1.0 – < 1.76
Wiesemann & Theis · Com-Server Highspeed 19" 4Port
- affected 1.0 – < 1.76
Wiesemann & Theis · Com-Server Highspeed PoE
- affected 1.0 – < 1.76
References (1)
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisories (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
Badge for a README or a ticket
[](https://trackcve.app/cve/CVE-2022-42785)Record last updated .