VulnerabilityModified
CVE-2022-29866
OPC UA .NET Standard Stack 1.04.368 allows a remote attacker to exhaust the memory resources of a server via a crafted request that triggers Uncontrolled Resource Consumption.
HIGH 7.5EPSS 1.72%
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (1.72%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
Description
OPC UA .NET Standard Stack 1.04.368 allows a remote attacker to exhaust the memory resources of a server via a crafted request that triggers Uncontrolled Resource Consumption.
- 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
- 1.72% probability · 76th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-400
- Affected
- opcfoundation/ua .net standard stack
- Source
- cve@mitre.org
References
- https://files.opcfoundation.org/SecurityBulletins/OPC%20Foundation%20Security%20Bulletin%20CVE-2022-29866.pdfPatch, Vendor Advisory
- https://opcfoundation.org/security/Vendor Advisory
- https://files.opcfoundation.org/SecurityBulletins/OPC%20Foundation%20Security%20Bulletin%20CVE-2022-29866.pdfPatch, Vendor Advisory
- https://opcfoundation.org/security/Vendor Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.