{
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      "id": "CLSA-2025:1762966829",
      "initial_release_date": "2025-11-12T17:01:23Z",
      "revision_history": [
        {
          "date": "2025-11-12T17:01:23Z",
          "number": "1",
          "summary": "Initial version"
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          "date": "2025-11-27T18:16:54Z",
          "number": "2",
          "summary": "Update document"
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    "title": "Fix CVE(s): CVE-2023-30590"
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        "name": "Uncontrolled Resource Consumption"
      },
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        {
          "category": "description",
          "text": "An attacker can make the Node.js HTTP/2 server completely unavailable by sending a small amount of HTTP/2 frames packets with a few HTTP/2 frames inside. It is possible to leave some data in nghttp2 memory after reset when headers with HTTP/2 CONTINUATION frame are sent to the server and then a TCP connection is abruptly closed by the client triggering the Http2Session destructor while header frames are still being processed (and stored in memory) causing a race condition.",
          "title": "Vulnerability description"
        },
        {
          "category": "general",
          "text": "The CVSS score(s) listed for this vulnerability do not reflect the associated product's status, and are included for informational purposes to better understand the severity of this vulnerability.",
          "title": "CVSS score applicability"
        }
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          "category": "self",
          "summary": "Canonical URL",
          "url": "https://cve.tuxcare.com/els-alt-nodejs/cve/CVE-2024-27983"
        }
      ],
      "release_date": "2024-04-03T00:00:00Z",
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          "category": "vendor_fix",
          "date": "2025-11-12T17:00:35.876595Z",
          "details": "Details on how to apply the fix are available at: https://cve.tuxcare.com/els-alt-nodejs/releases/CLSA-2025:1762966829",
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        }
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            "attackVector": "NETWORK",
            "availabilityImpact": "HIGH",
            "baseScore": 7.5,
            "baseSeverity": "HIGH",
            "confidentialityImpact": "NONE",
            "integrityImpact": "NONE",
            "privilegesRequired": "NONE",
            "scope": "UNCHANGED",
            "userInteraction": "NONE",
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        "name": "Uncontrolled Resource Consumption"
      },
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          "text": "A memory leak could occur when a remote peer abruptly closes the socket without sending a GOAWAY notification. Additionally, if an invalid header was detected by nghttp2, causing the connection to be terminated by the peer, the same leak was triggered. This flaw could lead to increased memory consumption and potential denial of service under certain conditions.\nThis vulnerability affects HTTP/2 Server users on Node.js v18.x, v20.x, v22.x and v23.x.",
          "title": "Vulnerability description"
        },
        {
          "category": "general",
          "text": "The CVSS score(s) listed for this vulnerability do not reflect the associated product's status, and are included for informational purposes to better understand the severity of this vulnerability.",
          "title": "CVSS score applicability"
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            "availabilityImpact": "LOW",
            "baseScore": 5.3,
            "baseSeverity": "MEDIUM",
            "confidentialityImpact": "NONE",
            "integrityImpact": "NONE",
            "privilegesRequired": "NONE",
            "scope": "UNCHANGED",
            "userInteraction": "NONE",
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          "text": "The generateKeys() API function returned from crypto.createDiffieHellman() only generates missing (or outdated) keys, that is, it only generates a private key if none has been set yet, but the function is also needed to compute the corresponding public key after calling setPrivateKey(). However, the documentation says this API call: \"Generates private and public Diffie-Hellman key values\".\n\nThe documented behavior is very different from the actual behavior, and this difference could easily lead to security issues in applications that use these APIs as the DiffieHellman may be used as the basis for application-level security, implications are consequently broad.",
          "title": "Vulnerability description"
        },
        {
          "category": "general",
          "text": "The CVSS score(s) listed for this vulnerability do not reflect the associated product's status, and are included for informational purposes to better understand the severity of this vulnerability.",
          "title": "CVSS score applicability"
        }
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          "summary": "https://lists.debian.org/debian-lts-announce/2024/03/msg00029.html",
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          "summary": "https://nodejs.org/en/blog/vulnerability/june-2023-security-releases",
          "url": "https://nodejs.org/en/blog/vulnerability/june-2023-security-releases"
        },
        {
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          "summary": "https://lists.debian.org/debian-lts-announce/2024/09/msg00029.html",
          "url": "https://lists.debian.org/debian-lts-announce/2024/09/msg00029.html"
        },
        {
          "category": "external",
          "summary": "https://security.netapp.com/advisory/ntap-20241101-0011/",
          "url": "https://security.netapp.com/advisory/ntap-20241101-0011/"
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          "text": "A vulnerability in Node.js HTTP servers allows an attacker to send a specially crafted HTTP request with chunked encoding, leading to resource exhaustion and denial of service (DoS). The server reads an unbounded number of bytes from a single connection, exploiting the lack of limitations on chunk extension bytes. The issue can cause CPU and network bandwidth exhaustion, bypassing standard safeguards like timeouts and body size limits.",
          "title": "Vulnerability description"
        },
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          "text": "The CVSS score(s) listed for this vulnerability do not reflect the associated product's status, and are included for informational purposes to better understand the severity of this vulnerability.",
          "title": "CVSS score applicability"
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