CVE-2022-21155 is a denial-of-service vulnerability affecting Fernhill SCADA Server versions 3.77 and earlier. An unauthenticated attacker can send a specially crafted network packet, causing the FHSvrService.exe process to crash and terminate. This vulnerability has a CVSS score of 7.5 (HIGH), indicating easy exploitation over the network with a high impact on availability. There is currently no public exploit code available, nor is there evidence of active exploitation or significant community discussion surrounding this CVE.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
<= 3.77CPE matchmatch criteria | cpe:2.3:a:fernhillsoftware:scada_server:*:*:*:*:*:*:*:* |
CVSS version used by this source: 3.1
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.1 Mastodon, and 0.4 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.