Vulnerability Details : 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.
Vulnerability category: Overflow
Exploit prediction scoring system (EPSS) score for CVE-2019-7715
Probability of exploitation activity in the next 30 days: 0.18%
Percentile, the proportion of vulnerabilities that are scored at or less: ~ 54 % EPSS Score History EPSS FAQ
CVSS scores for CVE-2019-7715
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Source |
|---|---|---|---|---|---|
|
5.0
|
MEDIUM | AV:N/AC:L/Au:N/C:P/I:N/A:N |
10.0
|
2.9
|
[email protected] |
|
7.5
|
HIGH | CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N |
3.9
|
3.6
|
[email protected] |
CWE ids for CVE-2019-7715
-
The product uses a function that accepts a format string as an argument, but the format string originates from an external source.Assigned by: [email protected] (Primary)
References for CVE-2019-7715
-
https://www.ghs.com/products/rtos/integrity.html
Vendor Advisory
-
https://github.com/bl4ckic3/GHS-Bugs
Third Party Advisory
Products affected by CVE-2019-7715
- cpe:2.3:o:ghs:integrity_rtos:5.0.4:*:*:*:*:*:*:*