{"api_version":"1","generated_at":"2026-07-23T13:16:31+00:00","cve":"CVE-2022-4952","urls":{"html":"https://cve.report/CVE-2022-4952","api":"https://cve.report/api/cve/CVE-2022-4952.json","docs":"https://cve.report/api","cve_org":"https://www.cve.org/CVERecord?id=CVE-2022-4952","nvd":"https://nvd.nist.gov/vuln/detail/CVE-2022-4952"},"summary":{"title":"CVE-2022-4952","description":"A vulnerability has been found in OmniSharp csharp-language-server-protocol up to 0.19.6 and classified as problematic. This vulnerability affects the function CreateSerializerSettings of the file src/JsonRpc/Serialization/SerializerBase.cs of the component JSON Serializer. The manipulation leads to resource consumption. Upgrading to version 0.19.7 is able to address this issue. The patch is identified as 7fd2219f194a9ef2a8901bb131c5fa12272305ce. It is recommended to upgrade the affected component. VDB-234238 is the identifier assigned to this vulnerability.","state":"PUBLIC","assigner":"cna@vuldb.com","published_at":"2023-07-17 02:15:00","updated_at":"2023-11-07 03:59:00"},"problem_types":["NVD-CWE-noinfo"],"metrics":[],"references":[{"url":"https://vuldb.com/?ctiid.234238","name":"https://vuldb.com/?ctiid.234238","refsource":"MISC","tags":[],"title":"Login required","mime":"text/html","httpstatus":"401","archivestatus":"404"},{"url":"https://github.com/OmniSharp/csharp-language-server-protocol/commit/7fd2219f194a9ef2a8901bb131c5fa12272305ce","name":"https://github.com/OmniSharp/csharp-language-server-protocol/commit/7fd2219f194a9ef2a8901bb131c5fa12272305ce","refsource":"MISC","tags":[],"title":"Set max depth for JSON serializer to mitigate known DOS vulnerability… · OmniSharp/csharp-language-server-protocol@7fd2219 · GitHub","mime":"text/html","httpstatus":"200","archivestatus":"404"},{"url":"https://vuldb.com/?id.234238","name":"https://vuldb.com/?id.234238","refsource":"MISC","tags":[],"title":"CVE-2022-4952: OmniSharp csharp-language-server-protocol JSON Serializer SerializerBase.cs CreateSerializerSettings resource consumption (ID 902)","mime":"text/html","httpstatus":"200","archivestatus":"404"},{"url":"https://github.com/OmniSharp/csharp-language-server-protocol/pull/902","name":"https://github.com/OmniSharp/csharp-language-server-protocol/pull/902","refsource":"MISC","tags":[],"title":"Set max depth for JSON serializer to mitigate known DOS vulnerability by andschwa · Pull Request #902 · OmniSharp/csharp-language-server-protocol · GitHub","mime":"text/html","httpstatus":"200","archivestatus":"200"},{"url":"https://github.com/OmniSharp/csharp-language-server-protocol/releases/tag/v0.19.7","name":"https://github.com/OmniSharp/csharp-language-server-protocol/releases/tag/v0.19.7","refsource":"MISC","tags":[],"title":"Release v0.19.7 · OmniSharp/csharp-language-server-protocol · GitHub","mime":"text/html","httpstatus":"200","archivestatus":"404"},{"url":"https://www.cve.org/CVERecord?id=CVE-2022-4952","name":"CVE Program record","refsource":"CVE.ORG","tags":["canonical"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2022-4952","name":"NVD vulnerability detail","refsource":"NVD","tags":["canonical","analysis"]}],"affected":[],"timeline":[],"solutions":[],"workarounds":[],"exploits":[],"credits":[],"nvd_cpes":[{"cve_year":"2022","cve_id":"4952","vulnerable":"1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"a","cpe4":"dotnetfoundation","cpe5":"c\\#_language_server_protocol","cpe6":"*","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"}],"vendor_comments":[],"enrichments":{"kev":null,"epss":null,"legacy_qids":[]},"source_records":{"cve_program":{"data_version":"4.0","data_type":"CVE","data_format":"MITRE","CVE_data_meta":{"ID":"CVE-2022-4952","ASSIGNER":"cna@vuldb.com","STATE":"PUBLIC"},"description":{"description_data":[{"lang":"eng","value":"A vulnerability has been found in OmniSharp csharp-language-server-protocol up to 0.19.6 and classified as problematic. This vulnerability affects the function CreateSerializerSettings of the file src/JsonRpc/Serialization/SerializerBase.cs of the component JSON Serializer. The manipulation leads to resource consumption. Upgrading to version 0.19.7 is able to address this issue. The patch is identified as 7fd2219f194a9ef2a8901bb131c5fa12272305ce. It is recommended to upgrade the affected component. VDB-234238 is the identifier assigned to this vulnerability."},{"lang":"deu","value":"In OmniSharp csharp-language-server-protocol bis 0.19.6 wurde eine problematische Schwachstelle gefunden. Dabei geht es um die Funktion CreateSerializerSettings der Datei src/JsonRpc/Serialization/SerializerBase.cs der Komponente JSON Serializer. Durch Manipulation mit unbekannten Daten kann eine resource consumption-Schwachstelle ausgenutzt werden. Ein Aktualisieren auf die Version 0.19.7 vermag dieses Problem zu lösen. Der Patch wird als 7fd2219f194a9ef2a8901bb131c5fa12272305ce bezeichnet. Als bestmögliche Massnahme wird das Einspielen eines Upgrades empfohlen."}]},"problemtype":{"problemtype_data":[{"description":[{"lang":"eng","value":"CWE-400 Resource Consumption","cweId":"CWE-400"}]}]},"affects":{"vendor":{"vendor_data":[{"vendor_name":"OmniSharp","product":{"product_data":[{"product_name":"csharp-language-server-protocol","version":{"version_data":[{"version_affected":"=","version_value":"0.19.0"},{"version_affected":"=","version_value":"0.19.1"},{"version_affected":"=","version_value":"0.19.2"},{"version_affected":"=","version_value":"0.19.3"},{"version_affected":"=","version_value":"0.19.4"},{"version_affected":"=","version_value":"0.19.5"},{"version_affected":"=","version_value":"0.19.6"}]}}]}}]}},"references":{"reference_data":[{"url":"https://vuldb.com/?id.234238","refsource":"MISC","name":"https://vuldb.com/?id.234238"},{"url":"https://vuldb.com/?ctiid.234238","refsource":"MISC","name":"https://vuldb.com/?ctiid.234238"},{"url":"https://github.com/OmniSharp/csharp-language-server-protocol/pull/902","refsource":"MISC","name":"https://github.com/OmniSharp/csharp-language-server-protocol/pull/902"},{"url":"https://github.com/OmniSharp/csharp-language-server-protocol/commit/7fd2219f194a9ef2a8901bb131c5fa12272305ce","refsource":"MISC","name":"https://github.com/OmniSharp/csharp-language-server-protocol/commit/7fd2219f194a9ef2a8901bb131c5fa12272305ce"},{"url":"https://github.com/OmniSharp/csharp-language-server-protocol/releases/tag/v0.19.7","refsource":"MISC","name":"https://github.com/OmniSharp/csharp-language-server-protocol/releases/tag/v0.19.7"}]},"credits":[{"lang":"en","value":"VulDB GitHub Commit Analyzer"}],"impact":{"cvss":[{"version":"3.1","baseScore":3.5,"vectorString":"CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L","baseSeverity":"LOW"},{"version":"3.0","baseScore":3.5,"vectorString":"CVSS:3.0/AV:A/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L","baseSeverity":"LOW"},{"version":"2.0","baseScore":2.7,"vectorString":"AV:A/AC:L/Au:S/C:N/I:N/A:P"}]}},"nvd":{"publishedDate":"2023-07-17 02:15:00","lastModifiedDate":"2023-11-07 03:59:00","problem_types":["NVD-CWE-noinfo"],"metrics":{"baseMetricV3":{"cvssV3":{"version":"3.1","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","attackVector":"NETWORK","attackComplexity":"LOW","privilegesRequired":"NONE","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"NONE","integrityImpact":"NONE","availabilityImpact":"HIGH","baseScore":7.5,"baseSeverity":"HIGH"},"exploitabilityScore":3.9,"impactScore":3.6}},"configurations":{"CVE_data_version":"4.0","nodes":[{"operator":"OR","children":[],"cpe_match":[{"vulnerable":true,"cpe23Uri":"cpe:2.3:a:dotnetfoundation:c\\#_language_server_protocol:*:*:*:*:*:*:*:*","versionEndExcluding":"0.19.7","cpe_name":[]}]}]}},"legacy_mitre":{"record":null,"notes":[]}}}