CVE-2023-45852 is a critical authentication bypass and remote code execution vulnerability affecting Viessmann Vitogate 300 devices and their firmware. An unauthenticated attacker can exploit shell metacharacters within the ipaddr parameter of the /cgi-bin/vitogate.cgi endpoint to execute arbitrary commands. With a CVSS score of 9.8 (Critical), this vulnerability allows for complete compromise of confidentiality, integrity, and availability without user interaction or prior authentication. While not yet in CISA's KEV catalog, exploit intelligence indicates the availability of Nuclei templates and active community discussion, including observations of in-the-wild exploitation attempts using novel techniques.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
<= 2.1.3.0CPE matchmatch criteria | cpe:2.3:o:viessmann:vitogate_300_firmware:*:*:*:*:*:*:*:* |
CVSS version used by this source: 3.1
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/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.