Zen Load Balancer 3.10.1 allows remote authenticated admin users to execute arbitrary commands as root via shell metacharacters in the index.cgi?action=View_Cert certname parameter.
Conclusion & alert: CVE-2019-7301 is rated High Exploit Risk (75.7/100): CVSS High severity, with medium exploitation likelihood (EPSS 3.42%). Core evidence: 1 public exploit reference(s) are indexed (Exploit-DB). EPSS rose +1.34% 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 | 2026-06-15 | 2.07% | 3.42% | +1.34% |
| 2 | 2026-01-26 | 2.77% | 2.07% | -0.70% |
| 3 | 2025-12-10 | — | 2.77% | — |
Full EPSS history (16 records total)
CVSS metrics for this CVE.
| Base score | Version | Severity | Vector | Exploitability | Impact | Score source |
|---|---|---|---|---|---|---|
| 7.2 | 3.0 | HIGH |
|
1.2 | 5.9 | [email protected] |
| 9.0 | 2.0 | HIGH |
|
8.0 | 10.0 | [email protected] |
| Vendor | Product | Version | Raw CPE |
|---|---|---|---|
| zevenet | zen_load_balancer | 3.10.1 | cpe:2.3:a:zevenet:zen_load_balancer:3.10.1:*:*:*:*:*:*:* |
| URL | Tags |
|---|---|
| http://www.securityfocus.com/bid/106812 | Third Party Advisory |
| https://code610.blogspot.com/2019/01/rce-in-zenload-balancer.html | Exploit Third Party Advisory |