The REST API in Wowza Streaming Engine 4.7.4.01 allows traversal of the directory structure and retrieval of a file via a remote, specifically crafted HTTP request.
Conclusion & alert: CVE-2018-19365 is rated High Exploit Risk (90.9/100): CVSS Critical severity, with high exploitation likelihood (EPSS 87.08%, 99th percentile). Core evidence: 1 public exploit reference(s) are indexed (Exploit-DB). EPSS rose +4.68% over the last day, indicating growing attacker interest. 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 |
|---|---|---|---|---|
| — | nvd_ref | exploit_tag | 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 | 2025-11-21 | 82.40% | 87.08% | +4.68% |
| 2 | 2025-11-18 | 87.08% | 82.40% | -4.68% |
| 3 | 2025-10-15 | — | 87.08% | — |
Full EPSS history (28 records total)
CVSS metrics for this CVE.
| Base score | Version | Severity | Vector | Exploitability | Impact | Score source |
|---|---|---|---|---|---|---|
| 9.1 | 3.1 | CRITICAL |
|
3.9 | 5.2 | [email protected] |
| 6.4 | 2.0 | MEDIUM |
|
10.0 | 4.9 | [email protected] |
| Vendor | Product | Version | Raw CPE |
|---|---|---|---|
| wowza | streaming_engine | 4.7.4.0.1 | cpe:2.3:a:wowza:streaming_engine:4.7.4.0.1:*:*:*:*:*:*:* |
| URL | Tags |
|---|---|
| https://blog.gdssecurity.com/labs/2019/2/11/wowza-streaming-engine-manager-directory-traversal-and-local.html | Exploit Third Party Advisory |
| https://raw.githubusercontent.com/WowzaMediaSystems/public_cve/main/wowza-streaming-engine/CVE-2018-19365.txt | Third Party Advisory |