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Medium

Security advisory

Type: advisorySources: OSVCVE: CVE-2020-24349

njs through 0.4.3, used in NGINX, allows control-flow hijack in njs_value_property in njs_value.c. NOTE: the vendor considers the issue to be "fluff" in the NGINX use case because there is no remote attack surface.

Products
Not specified
Affected versions
Not specified
Fixed versions
Not specified
CVEs
CVE-2020-24349
Confirmed fixed CVEs
Not specified
Updated in this feed
31 Oct 2026, 11:06 UTC · Revision 1

Source evidence

CVE-2020-24349

core-osv · Original source

Published 13 Aug 2020, 19:15 UTC

njs through 0.4.3, used in NGINX, allows control-flow hijack in njs_value_property in njs_value.c. NOTE: the vendor considers the issue to be "fluff" in the NGINX use case because there is no remote attack surface.

osv:CVE-2020-24349
Complete source record
{
  "id": "a04c7b565a5ca92536e0235670d9c3192352bce4a5961710c6083a4e5acf7628",
  "url": "https://osv.dev/vulnerability/CVE-2020-24349",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "CVE-2020-24349",
    "summary": "njs through 0.4.3, used in NGINX, allows control-flow hijack in njs_value_property in njs_value.c. NOTE: the vendor considers the issue to be \"fluff\" in the NGINX use case because there is no remote attack surface.",
    "evidence": "osv:CVE-2020-24349",
    "products": [],
    "severity": "medium",
    "structured": {
      "id": "CVE-2020-24349",
      "aliases": [
        "CVE-2020-24349"
      ],
      "metrics": [
        {
          "type": "CVSS_V3",
          "score": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N"
        }
      ],
      "affected": [
        {
          "ranges": [
            {
              "repo": "https://github.com/nginx/njs",
              "type": "GIT",
              "events": [
                {
                  "introduced": "0"
                },
                {
                  "last_affected": "c3da13fb18f0d8ec809b346096feab572e634486"
                }
              ],
              "database_specific": {
                "extracted_events": [
                  {
                    "cpe": "cpe:2.3:a:f5:njs:*:*:*:*:*:*:*:*",
                    "range": [
                      {
                        "introduced": "0"
                      },
                      {
                        "last_affected": "0.4.3"
                      }
                    ],
                    "source": "CPE_RANGE"
                  }
                ]
              }
            }
          ],
          "versions": [
            "0.4.3",
            "0.4.2",
            "0.4.1",
            "0.4.0",
            "0.3.9",
            "0.3.8",
            "0.3.7",
            "0.3.6",
            "0.3.5",
            "0.3.4",
            "0.3.3",
            "0.3.2",
            "0.3.1",
            "0.3.0",
            "0.2.8",
            "0.2.7",
            "0.2.6",
            "0.2.5",
            "0.2.4",
            "0.2.3",
            "0.2.2",
            "0.2.1",
            "0.2.0",
            "0.1.15",
            "0.1.14",
            "0.1.13",
            "0.1.12",
            "0.1.11",
            "0.1.10",
            "0.1.9",
            "0.1.8",
            "0.1.7",
            "0.1.6",
            "0.1.5",
            "0.1.4",
            "0.1.3",
            "0.1.2",
            "0.1.1",
            "0.1.0"
          ],
          "database_specific": {
            "source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2020-24349.json"
          }
        }
      ],
      "modified": "2026-10-20T10:52:50.868915471Z",
      "provider": "osv",
      "references": [
        "https://cwe.mitre.org/data/definitions/416.html",
        "https://security.netapp.com/advisory/ntap-20200918-0001/",
        "https://github.com/nginx/njs/issues/324"
      ],
      "provider_metadata": {}
    },
    "related_cves": [
      {
        "value": "CVE-2020-24349",
        "evidence": "/id"
      }
    ],
    "security_relevant": true,
    "severity_evidence": "/severity/0/score"
  },
  "source_id": "core-osv",
  "document_id": 383947,
  "published_at": "2020-08-13T19:15:14.05+00:00"
}