The web server in Certec atvise webMI2ADS (aka webMI) before 2.0.2 does not properly validate values in HTTP requests, which allows remote attackers to cause a denial of service (resource consumption) via a crafted request.
Conclusion & alert: CVE-2011-4883 is rated High Exploit Risk (60.2/100): CVSS Medium severity, with medium exploitation likelihood (EPSS 3.16%). Core evidence: 1 public exploit reference(s) are indexed (Exploit-DB). Mandatory action: Public exploits are available—assess exposure, apply mitigations, and prioritize patching.
Risk is dynamic; we continuously reassess and refresh what is shown on this page as upstream context changes.
| EDB-ID | Source | Kind | Published | Link |
|---|---|---|---|---|
| 17963 | exploit_db | edb | 2011-10-10 | Exploit-DB ↗ |
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 | 2026-06-15 | 12.10% | 3.16% | -8.94% |
| 2 | 2026-05-19 | 15.48% | 12.10% | -3.39% |
| 3 | 2026-03-26 | — | 15.48% | — |
Full EPSS history (12 records total)
CVSS metrics for this CVE.
| Base score | Version | Severity | Vector | Exploitability | Impact | Score source |
|---|---|---|---|---|---|---|
| 5.0 | 2.0 | MEDIUM |
|
10.0 | 2.9 | [email protected] |
| URL | Tags |
|---|---|
| http://www.us-cert.gov/control_systems/pdf/ICSA-12-102-01.pdf | US Government Resource |