Headline
CVE-2022-37453: SYT-2022-9: Improper input validation vulnerability in OPC UA C++ SDK, Secure Integration Server, edgeConnector, edgeAggregator, uaGate and OPC Suite
An issue was discovered in Softing OPC UA C++ SDK before 6.10. A buffer overflow or an excess allocation happens due to unchecked array and matrix bounds in structure data types.
Publisher: Softing Industrial Automation GmbH
Document category: csaf_security_advisory
Initial release date: 2022-10-14T16:00:00.000Z
Engine: Secvisogram 2.0.0
Current release date: 2022-10-14T16:00:00.000Z
Build Date: 2022-10-14T15:35:16.013Z
Current version: 1.0.0
Status: interim
CVSSv3.1 Base Score: 7.5
Severity: high
Original language: en-US
Language:
Also referred to:
Vulnerabilities****(CVE-2022-37453)
A malformed write request may cause an excess memory allocation or an out-of-bounds memory access. The server or client process may crash unexpectedly and must be restarted
CWE:
CWE-20:Improper Input Validation
Discovery date:
2022-10-14T10:00:00.000Z
Product status****Known affected
Product
CVSS-Vector
CVSS Base Score
Softing OPC UA C++ SDK <= 6.00
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
7.5
Softing OPC Suite <= V5.22
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
7.5
Softing Secure Integration Server <= V1.22
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
7.5
Softing edgeConnector < V3.50
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
7.5
Softing edgeAggregator < V3.50
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
7.5
Softing uaGates <= V1,74
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
7.5
Fixed
- Softing OPC UA C++ SDK V6.10
Remediations****Mitigation
Disable the posibility to establish unauthenticated sessions to the OPC UA server, because the atttack works on an established OPC UA session.
For products:
- Softing OPC UA C++ SDK <= 6.00
- Softing OPC Suite <= V5.22
- Softing Secure Integration Server <= V1.22
- Softing edgeConnector < V3.50
- Softing edgeAggregator < V3.50
- Softing uaGates <= V1,74
None available
Fix will be available with this version:
For products:
- Softing OPC Suite V5.30
- Softing Secure Integration Server V1.30
- Softing edgeConnector V3.50
- Softing edgeAggregator V3.50
- uaGate V1.75
Softing Industrial Automation GmbH
Namespace: https://industrial.softing.com
Softing PSIRT - contact us at [email protected]
Revision history
Version
Date of the revision
Summary of the revision
1.0.0
2022-10-14T16:00:00.000Z
Initial version
Disclaimer
The information provided in this disclosure is provided “as is” without warranty of any kind. Softing disclaims all warranties, either express or implied, including the warranties of merchantability and fitness for a particular purpose. In no event shall Softing or its suppliers be liable for any damages whatsoever including direct, indirect, incidental, consequential, loss of business profits or special damages, even if Softing or its suppliers have been advised of the possibility of such damages. Some states do not allow the exclusion or limitation of liability for consequential or incidental damages so the foregoing limitation may not apply.