CVE-2022-39823
HIGHCVSS 7.5/10EPSS 0.64%
Last modified
CVE-2022-39823 is a high-severity vulnerability rated 7.5/10 on the CVSS scale. An issue was discovered in Softing OPC UA C++ SDK 5.66 through 6.x before 6.10. An OPC/UA browse request exceeding the server limit on continuation points may cause a use-after-free error. EPSS estimates a 0.64% chance of exploitation in the next 30 days.
Description
An issue was discovered in Softing OPC UA C++ SDK 5.66 through 6.x before 6.10. An OPC/UA browse request exceeding the server limit on continuation points may cause a use-after-free error
Metrics
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Softing | Opc | >= 5.20, <= 5.22 |
| Softing | Opc Ua C\+\+ Software Development Kit | >= 5.70, <= 6.00 |
References
- https://industrial.softing.com/fileadmin/psirt/downloads/syt-2022-8.htmlMitigation, Vendor Advisory
- https://www.softing.comVendor Advisory
- https://industrial.softing.com/fileadmin/psirt/downloads/syt-2022-8.htmlMitigation, Vendor Advisory
- https://www.softing.comVendor Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2022-39823?
An issue was discovered in Softing OPC UA C++ SDK 5.66 through 6.x before 6.10. An OPC/UA browse request exceeding the server limit on continuation points may cause a use-after-free error
How severe is CVE-2022-39823?
CVE-2022-39823 has a CVSS score of 7.5/10 (HIGH severity). The EPSS model estimates a 0.64% probability of exploitation in the next 30 days.
How do I fix CVE-2022-39823?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.
Are you affected by CVE-2022-39823?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST