Vulnerability Database

319,194

Total vulnerabilities in the database

CVE-2022-30551

OPC UA Legacy Java Stack 2022-04-01 allows a remote attacker to cause a server to stop processing messages by sending crafted messages that exhaust available resources.

  • Published: May 20, 2022
  • Updated: Nov 16, 2025
  • CVE: CVE-2022-30551
  • Severity: High
  • Exploit:

CVSS v3:

  • Severity: High
  • Score: 7.5
  • AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

CVSS v2:

  • Severity: Medium
  • Score: 5
  • AV:N/AC:L/Au:N/C:N/I:N/A:P

CWEs:

Software From Fixed in
opcfoundation / ua-java 2022-04-01 2022-04-01.x