Use of default password in ABB RCCMD
Priority MEDIUM 44CWE-1393Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- None
- Attack complexity
- Low
- Impact type
- Security bypass
- Confidentiality · integrity · availability
- High · High · High
- Fix status
- Fixed
Attack profile from CVSS 3.1 · NVD. Fix status from CNA. Impact type from CWE-287.
Summary
Use of Default Password vulnerability in ABB RCCMD on Windows, Linux, MacOS allows Try Common or Default Usernames and Passwords.This issue affects RCCMD: before 4.40 230207.
Why it matters now
Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.00621 50th percentileScored 2026-11-07
Fix Fixed RCCMD (ABB): 4.40 230207
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- None
- Automatable
- No
- Technical impact
- Total
The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| ABB | RCCMD | before 4.40 230207 | 4.40 230207 | Patch available | CNA |
- RCCMD VendorABB Affected before 4.40 230207 Fixed in 4.40 230207 Patch available CNA
CPE configurations NVD · 4
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:abb:rccmd:*:*:*:*:*:*:*:* | before 4.40_230207 | Vulnerable | ABB |
| cpe:2.3:o:apple:macos:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Apple |
| cpe:2.3:o:linux:linux_kernel:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Linux |
| cpe:2.3:o:microsoft:windows:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Microsoft |
- cpe:2.3:a:abb:rccmd:*:*:*:*:*:*:*:* Versions before 4.40_230207 Vulnerable ·ABB
- cpe:2.3:o:apple:macos:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Apple
- cpe:2.3:o:linux:linux_kernel:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Linux
- cpe:2.3:o:microsoft:windows:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Microsoft
Remediation
- Fix · CNA RCCMD (ABB) Fixed in 4.40 230207
Timeline
- 2026-10-02 Threatist record created from CVE-2022-4126
- 2026-10-03 Alias added: GHSA-m82q-v8rc-95v6
- 2026-11-07 EPSS moved to the 50th–90th percentile
References
Sources
- CVE-2022-4126 · CVE Program
- CVE-2022-4126 · NVD
- FIRST EPSS
- GHSA-m82q-v8rc-95v6 · GitHub Advisory Database · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences