What is CVE-2021-31769?

CVE-2021-31769 is a high-severity vulnerability in Myq-Solution Myq Server, classified under OS Command Injection. CVSS score: 8.8/10. Published 2021-06-21.

How severe is CVE-2021-31769?

High severity. CVSS v3 base score is 8.8 out of 10.

RCE in Myq-Solution Myq Server

CVE-2021-31769

MyQ Server in MyQ X Smart before 8.2 allows remote code execution by unprivileged users because administrative session data can be read in the %PROGRAMFILES%\MyQ\PHP\Sessions directory. The "Select server file" feature is only intended for administrators but actually does not require authorization. An attacker can inject arbitrary OS commands (such as commands to create new .php files) via the Task Scheduler component.

Vulnerability class: Command Injection (OS Command Injection)

EPSS: 0.041 (89.8th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 8.8 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.

Affected products

Myq-solution Myq_server
N/a — versions n/a

Weakness classification (CWE)

CWE-78 — OS Command Injection

References

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

Frequently asked questions

What is CVE-2021-31769?: CVE-2021-31769 is a high-severity vulnerability in Myq-Solution Myq Server, classified under OS Command Injection. CVSS score: 8.8/10. Published 2021-06-21.
How severe is CVE-2021-31769?: High severity. CVSS v3 base score is 8.8 out of 10.