An issue was discovered in the Interpeak IPCOMShell TELNET server on Green Hills INTEGRITY RTOS 5.0.4. The main shell handler function uses the value of the environment variable ipcom.shell.greeting as the first argument to printf(). Setting this variable using the sysvar command results in a user-controlled format string during login, resulting in an information leak of memory addresses.
Conclusion & alert: CVE-2019-7715 is rated Moderate Risk (48/100): CVSS High severity, with medium exploitation likelihood (EPSS 0.32%). Mandatory action: Review affected assets and schedule 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 | 2025-03-30 | 0.63% | 0.32% | -0.30% |
| 2 | 2025-03-29 | 0.32% | 0.63% | +0.30% |
| 3 | 2025-03-17 | — | 0.32% | — |
Full EPSS history (8 records total)
CVSS metrics for this CVE.
| Base score | Version | Severity | Vector | Exploitability | Impact | Score source |
|---|---|---|---|---|---|---|
| 7.5 | 3.0 | HIGH |
|
3.9 | 3.6 | [email protected] |
| 5.0 | 2.0 | MEDIUM |
|
10.0 | 2.9 | [email protected] |
| Vendor | Product | Version | Raw CPE |
|---|---|---|---|
| ghs | integrity_rtos | 5.0.4 | cpe:2.3:o:ghs:integrity_rtos:5.0.4:*:*:*:*:*:*:* |
| URL | Tags |
|---|---|
| https://github.com/bl4ckic3/GHS-Bugs | Third Party Advisory |
| https://www.ghs.com/products/rtos/integrity.html | Vendor Advisory |