What is CVE-2021-33032?

CVE-2021-33032 is a critical-severity vulnerability in Eq-3 Homematic_ccu2, classified under OS Command Injection. CVSS score: 10.0/10. Published 2021-07-22.

How severe is CVE-2021-33032?

Critical severity. CVSS v3 base score is 10.0 out of 10.

RCE in Eq-3 Homematic_ccu2

CVE-2021-33032

A Remote Code Execution (RCE) vulnerability in the WebUI component of the eQ-3 HomeMatic CCU2 firmware up to and including version 2.57.5 and CCU3 firmware up to and including version 3.57.5 allows remote unauthenticated attackers to execu…

Vulnerability class: Command Injection (OS Command Injection)

EPSS: 0.522 (98.8th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 10.0 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H.

Affected products

Weakness classification (CWE)

CWE-78 — OS Command Injection

References

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

Frequently asked questions

What is CVE-2021-33032?: CVE-2021-33032 is a critical-severity vulnerability in Eq-3 Homematic_ccu2, classified under OS Command Injection. CVSS score: 10.0/10. Published 2021-07-22.
How severe is CVE-2021-33032?: Critical severity. CVSS v3 base score is 10.0 out of 10.