CVE-2021-40366 is a high-severity vulnerability affecting Siemens Climatix POL909 (AWB and AWM modules) firmware versions prior to V11.42 and V11.34, respectively. The flaw allows an unauthenticated remote attacker to intercept and potentially modify sensitive data, including administrator credentials, due to the web server transmitting data without TLS encryption. This man-in-the-middle attack has high impact on confidentiality and integrity, but requires high attack complexity. There is no evidence of active exploitation, public exploit code, or significant community discussion surrounding this vulnerability.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
< 11.34CPE matchmatch criteria | cpe:2.3:o:siemens:climatix_pol909_firmware:*:*:*:*:advanced_web_module:*:*:* | ||
< 11.42CPE matchmatch criteria | cpe:2.3:o:siemens:climatix_pol909_firmware:*:*:*:*:advanced_web_and_bacnet_module:*:*:* |
CVSS version used by this source: 3.1
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N
The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.1 Bluesky, 0.1 Mastodon, and 0.2 GitHub mentions.
No media coverage found for this CVE.
The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.
Remediation records are not available for this CVE.