CVE-2022-30551 json
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…
published 2022-05-20 4 y ago modified 2026-06-17 4 mo ago also EUVD-2022-52410
- cvss
- 7.5
- version 3.1, NVD
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 2.1%
- EPSS 2.1% chance of exploitation in 30 days, percentile 81%
- public exploits
- 0
- none known
Summary
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.
Patch / fix
Exploit prediction
2.09% chance of exploitation in the next 30 days, higher than 81% of all scored CVEs (FIRST EPSS, 2026-11-08).
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| NVD | 3.1 | 7.5 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H |
| NVD | 2.0 | 5.0 | AV:N/AC:L/Au:N/C:N/I:N/A:P |
Classification
- Weakness
-
- CWE-400 Uncontrolled Resource Consumption
References
-
files.opcfoundation.org
/SecurityBulletins/OPC%20Foundation%20Security%20Bulletin%20CVE-2022-30551.pdf
patch, vendor-advisory
-
opcfoundation.org
vendor-advisory
-
github.com
/OPCFoundation/UA-Java-Legacy
product, third-party-advisory
Sources
- CVE List CVE-2022-30551
- NVD CVE-2022-30551
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