VulnerabilityModified
CVE-2022-39823
An OPC/UA browse request exceeding the server limit on continuation points may cause a use-after-free error
HIGH 7.5EPSS 0.68%
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (0.68%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
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
- CVSS 3.1
- 7.5 HIGHCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
- EPSS
- 0.68% probability · 50th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-416
- Affected
- softing/opc · softing/opc ua c\+\+ software development kit
- Source
- cve@mitre.org
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
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.