{"action":"Upgrade OPCFoundation.NetStandard.Opc.Ua.Server to 1.4.371.86 or later.","affected":[{"fixed":"1.4.371.86","introduced":"0"}],"component":"OPCFoundation.NetStandard.Opc.Ua.Server","cve_ids":["CVE-2023-27321"],"ecosystem":"NuGet","epss":0.01047,"exploited":false,"fixed_versions":["1.4.371.86"],"ghsa_id":"GHSA-vpf7-r2fv-75m9","id":"tcs_01M5N92KSZ3VXTQGNJ9ZXGRJR6","modified_at":"2024-05-08T14:00:59.293640Z","published_at":"2023-05-05T02:19:39Z","references":["https://osv.dev/vulnerability/GHSA-vpf7-r2fv-75m9","https://github.com/OPCFoundation/UA-.NETStandard/security/advisories/GHSA-vpf7-r2fv-75m9","https://nvd.nist.gov/vuln/detail/CVE-2023-27321","https://files.opcfoundation.org/SecurityBulletins/OPC%20Foundation%20Security%20Bulletin%20CVE-2023-27321.pdf","https://github.com/OPCFoundation/UA-.NETStandard","https://www.zerodayinitiative.com/advisories/ZDI-23-548"],"severity":{"label":"high","score":7.5},"sources":[{"source":"osv","source_id":"GHSA-vpf7-r2fv-75m9","url":"https://osv.dev/vulnerability/GHSA-vpf7-r2fv-75m9"}],"summary":"Uncontrolled Resource Consumption in OPC UA .NET Standard Reference Server"}