CVE-2021-33032 is a critical Remote Code Execution (RCE) vulnerability affecting the WebUI of eQ-3 HomeMatic CCU2 and CCU3 firmware versions up to and including 2.57.5 and 3.57.5, respectively. This flaw allows unauthenticated attackers to execute system commands as root via a simple HTTP request, earning a CVSS score of 10.0. While no public exploit code (Metasploit, Nuclei, ExploitDB) or active exploitation (KEV) has been observed, its high EPSS and FAUCET Risk Score indicate significant potential for impact. Community discussion and media coverage are currently minimal.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
<= 2.57.5CPE matchmatch criteria | cpe:2.3:o:eq-3:homematic_ccu2_firmware:*:*:*:*:*:*:*:* | ||
<= 3.57.5CPE matchmatch criteria | cpe:2.3:o:eq-3:homematic_ccu3_firmware:*:*:*:*:*:*:*:* |
CVSS version used by this source: 3.1
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H
The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.3 Bluesky, 0.3 Mastodon, and 2.4 GitHub mentions.
No media coverage found for this CVE.
The average CVE in this peer group has 0.3 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.
Remediation records are not available for this CVE.