Uncontrolled Resource Consumption in OPC UA .NET Standard Reference Server
This security update resolves a vulnerability in the OPC UA .NET Standard Reference Server that allows remote attackers to send malicious requests that consume all memory available to the server. https://files.opcfoundation.org/SecurityBulletins/OPC%20Foundation%20Security%20Bulletin%20CVE-2023-27321.pdf
01
describes (1)
Related CVEs.
| ID | severity | exploitable | ||
|---|---|---|---|---|
| CVE-2023-27321US | — | — | ||
OPC Foundation UA .NET Standard ConditionRefresh Resource Exhaustion Denial-of-Service Vulnerability. This vulnerability allows remote attackers to create a denial-of-service condi… | ||||
02
references
External citations — patches, advisories, analysis.
- https://files.opcfoundation.org/SecurityBulletins/OPC%20Foundation%20Security%20Bulletin%20CVE-2023-27321.pdfWEB
- https://github.com/OPCFoundation/UA-.NETStandardPACKAGE
- https://github.com/OPCFoundation/UA-.NETStandard/security/advisories/GHSA-vpf7-r2fv-75m9WEB
- https://nvd.nist.gov/vuln/detail/CVE-2023-27321ADVISORY
- https://www.zerodayinitiative.com/advisories/ZDI-23-548WEB
scry
Advisories like this name the exposed products attackers go after on your perimeter. See what is exposed on your perimeter with a free passive scan.
Free scan