A command injection vulnerability has been identified in Atos Unify OpenScape 4000 Assistant and Unify OpenScape 4000 Manager (8 before R2.22.18, 10 before 0.28.13, and 10 R1 before R1.34.4) that may allow an unauthenticated attacker to upload arbitrary files and achieve administrative access to the system.
Conclusion & alert: CVE-2022-46404 is rated High Risk (76.8/100): CVSS Critical severity, with high exploitation likelihood (EPSS 10.91%, 93th percentile). Core evidence: EPSS ranks this CVE among the most likely to be exploited in the near term. EPSS rose +7.36% over the last day, indicating growing attacker interest. Mandatory action: High exploitation likelihood—assess exposure and prioritize remediation.
Risk is dynamic; we continuously reassess and refresh what is shown on this page as upstream context changes.
EPSS lead: Daily EPSS estimates relative likelihood of exploitation; percentile ranks this CVE among scored vulnerabilities (higher = more severe relative rank).
| # | Date | Old EPSS score | New EPSS score | Delta (New - Old) |
|---|---|---|---|---|
| 1 | 2025-12-15 | 3.55% | 10.91% | +7.36% |
| 2 | 2025-11-21 | 30.51% | 3.55% | -26.96% |
| 3 | 2025-11-18 | — | 30.51% | — |
Full EPSS history (10 records total)
CVSS metrics for this CVE.
| Base score | Version | Severity | Vector | Exploitability | Impact | Score source |
|---|---|---|---|---|---|---|
| 9.8 | 3.1 | CRITICAL |
|
3.9 | 5.9 | [email protected] |
| 9.8 | 3.1 | CRITICAL |
|
3.9 | 5.9 | [email protected] |
| Vendor | Product | Version | Raw CPE |
|---|---|---|---|
| atos | unify_openscape_4000_assistant | 8 | cpe:2.3:a:atos:unify_openscape_4000_assistant:8:-:*:*:*:*:*:* |
| atos | unify_openscape_4000_assistant | 10 | cpe:2.3:a:atos:unify_openscape_4000_assistant:10:-:*:*:*:*:*:* |
| atos | unify_openscape_4000_manager | 8 | cpe:2.3:a:atos:unify_openscape_4000_manager:8:-:*:*:*:*:*:* |
| atos | unify_openscape_4000_manager | 10 | cpe:2.3:a:atos:unify_openscape_4000_manager:10:-:*:*:*:*:*:* |
| URL | Tags |
|---|---|
| https://networks.unify.com/security/advisories/OBSO-2211-02.pdf | Mitigation Vendor Advisory |
| https://www.heise.de/news/Kommunikationssoftware-Kritische-Sicherheitsluecke-in-Atos-Unify-OpenScape-4000-7358657.html | Third Party Advisory |