What is CVE-2019-7711?

CVE-2019-7711 is a high-severity vulnerability in Ghs Integrity Rtos, classified under Use of Externally-Controlled Format String. CVSS score: 7.5/10. Published 2019-03-26.

How severe is CVE-2019-7711?

High severity. CVSS v3 base score is 7.5 out of 10.

Is CVE-2019-7711 known to be exploited?

4 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.

Vulnerability in Ghs Integrity Rtos

CVE-2019-7711

An issue was discovered in the Interpeak IPCOMShell TELNET server on Green Hills INTEGRITY RTOS 5.0.4. The undocumented shell command "prompt" sets the (user controlled) shell's prompt value, which is used as a format string input to printf, resulting in an information leak of memory addresses.

Published 2019-03-26 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 7.5 (High). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N.

EPSS exploit prediction

EPSS: 0.015 (74.0th percentile), scored 2026-10-01.

Low probability of exploitation in the next 30 days, but still tracked. 74th percentile — 74.0% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.015 · newest: 0.015 · change: +0.000

Affected products

Ghs Integrity Rtos — versions 5.0.4

Weakness classification (CWE)

CWE-134 — Use of Externally-Controlled Format String

Public proof-of-concept exploits

References

github.com/bl4ckic3/GHS-Bugs (Third Party Advisory)
www.ghs.com/products/rtos/integrity.html (Vendor Advisory)

Frequently asked questions

What is CVE-2019-7711?: CVE-2019-7711 is a high-severity vulnerability in Ghs Integrity Rtos, classified under Use of Externally-Controlled Format String. CVSS score: 7.5/10. Published 2019-03-26.
How severe is CVE-2019-7711?: High severity. CVSS v3 base score is 7.5 out of 10.
Is CVE-2019-7711 known to be exploited?: 4 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.