CVE-2022-37012 is a denial-of-service vulnerability affecting Unified Automation OPC UA C++ Demo Server 1.7.6-537. An unauthenticated remote attacker can exploit a flaw in the OpcUa_SecureListener_ProcessSessionCallRequest method by sending a crafted OPC UA message, causing an incorrect reference count update. This vulnerability has a CVSSv3 score of 7.5 (High), indicating a network-exploitable attack with low complexity and high impact on availability. There is currently no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
1.7.6.537CPE matchmatch criteria | cpe:2.3:a:unified-automation:opc_ua_c\+\+_demo_server:1.7.6.537:*:*:*:*:*:*:* |
CVSS version used by this source: 3.0
CVSS:3.0/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.