Resource exhaustion in Dotnetfoundation C\# Language Server Protocol
CVE-2022-4952
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.
Vulnerability class: DoS (Denial of Service)
EPSS: 0.009 (55.6th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 3.5 (Low). Vector: CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L.
Affected products
- Dotnetfoundation C\#_language_server_protocol
- Omnisharp Csharp-language-server-protocol — versions 0.19.0, 0.19.1, 0.19.2
Weakness classification (CWE)
References
- cna@vuldb.com (technical-description, Third Party Advisory, vdb-entry)
- cna@vuldb.com (signature, Permissions Required, permissions-required)
- cna@vuldb.com (issue-tracking, Patch)
- cna@vuldb.com (Patch, patch)
- cna@vuldb.com (Release Notes, patch)
Frequently asked questions
- What is CVE-2022-4952?
- CVE-2022-4952 is a low-severity vulnerability in Dotnetfoundation C\# Language Server Protocol, classified under Uncontrolled Resource Consumption. CVSS score: 3.5/10. Published 2023-07-17.
- How severe is CVE-2022-4952?
- Low severity. CVSS v3 base score is 3.5 out of 10.