What is CVE-2019-7715?

CVE-2019-7715 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-2019-7715?

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

Is CVE-2019-7715 known to be exploited?

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

Vulnerability in Ghs Integrity Rtos

CVE-2019-7715

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.

EPSS: 0.015 (71.4th percentile) — read the EPSS interpretation.

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.

Affected products

Ghs Integrity_rtos — versions 5.0.4
N/a — versions n/a

Weakness classification (CWE)

CWE-134 — Use of Externally-Controlled Format String

Public proof-of-concept exploits

References

cve@mitre.org (Third Party Advisory, x_refsource_MISC)
cve@mitre.org (x_refsource_MISC, Vendor Advisory)

Frequently asked questions

What is CVE-2019-7715?: CVE-2019-7715 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-2019-7715?: High severity. CVSS v3 base score is 7.5 out of 10.
Is CVE-2019-7715 known to be exploited?: 2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.