FKIE_CVE-2019-13617

Vulnerability from fkie_nvd - Published: 2019-07-16 17:15 - Updated: 2026-06-17 02:17
Severity
6.5 (Medium) - CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
Summary
njs through 0.3.3, used in NGINX, has a heap-based buffer over-read in nxt_vsprintf in nxt/nxt_sprintf.c during error handling, as demonstrated by an njs_regexp_literal call that leads to an njs_parser_lexer_error call and then an njs_parser_scope_error call.
References
cve@mitre.orghttps://bugs.chromium.org/p/oss-fuzz/issues/detail?id=15093Permissions Required, Third Party Advisory
cve@mitre.orghttps://github.com/nginx/njs/issues/174Exploit, Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=15093Permissions Required, Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108https://github.com/nginx/njs/issues/174Exploit, Third Party Advisory
Impacted products
Vendor Product Version
f5 njs *
To clipboard 

{
  "affected": [
    {
      "affectedData": [
        {
          "product": "n/a",
          "vendor": "n/a",
          "versions": [
            {
              "status": "affected",
              "version": "n/a"
            }
          ]
        }
      ],
      "source": "cve@mitre.org"
    }
  ],
  "configurations": [
    {
      "nodes": [
        {
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:a:f5:njs:*:*:*:*:*:*:*:*",
              "matchCriteriaId": "E2A12AFA-F1E5-4E07-B86C-A6CC93CD2081",
              "versionEndIncluding": "0.3.3",
              "vulnerable": true
            }
          ],
          "negate": false,
          "operator": "OR"
        }
      ]
    }
  ],
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "njs through 0.3.3, used in NGINX, has a heap-based buffer over-read in nxt_vsprintf in nxt/nxt_sprintf.c during error handling, as demonstrated by an njs_regexp_literal call that leads to an njs_parser_lexer_error call and then an njs_parser_scope_error call."
    },
    {
      "lang": "es",
      "value": "njs hasta la versi\u00f3n 0.3.3, usado en NGINX, presenta una lectura excesiva del b\u00fafer en la regi\u00f3n heap de la memoria en nxt_vsprintf en el archivo nxt/nxt_sprintf.c durante el manejo de errores, como es demostrado por una llamada de la funci\u00f3n njs_regexp_liter_parserpac."
    }
  ],
  "id": "CVE-2019-13617",
  "lastModified": "2026-06-17T02:17:05.380",
  "metrics": {
    "cvssMetricV2": [
      {
        "acInsufInfo": false,
        "baseSeverity": "MEDIUM",
        "cvssData": {
          "accessComplexity": "MEDIUM",
          "accessVector": "NETWORK",
          "authentication": "NONE",
          "availabilityImpact": "PARTIAL",
          "baseScore": 4.3,
          "confidentialityImpact": "NONE",
          "integrityImpact": "NONE",
          "vectorString": "AV:N/AC:M/Au:N/C:N/I:N/A:P",
          "version": "2.0"
        },
        "exploitabilityScore": 8.6,
        "impactScore": 2.9,
        "obtainAllPrivilege": false,
        "obtainOtherPrivilege": false,
        "obtainUserPrivilege": false,
        "source": "nvd@nist.gov",
        "type": "Primary",
        "userInteractionRequired": true
      }
    ],
    "cvssMetricV30": [
      {
        "cvssData": {
          "attackComplexity": "LOW",
          "attackVector": "NETWORK",
          "availabilityImpact": "HIGH",
          "baseScore": 6.5,
          "baseSeverity": "MEDIUM",
          "confidentialityImpact": "NONE",
          "integrityImpact": "NONE",
          "privilegesRequired": "NONE",
          "scope": "UNCHANGED",
          "userInteraction": "REQUIRED",
          "vectorString": "CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H",
          "version": "3.0"
        },
        "exploitabilityScore": 2.8,
        "impactScore": 3.6,
        "source": "nvd@nist.gov",
        "type": "Primary"
      }
    ]
  },
  "published": "2019-07-16T17:15:12.753",
  "references": [
    {
      "source": "cve@mitre.org",
      "tags": [
        "Permissions Required",
        "Third Party Advisory"
      ],
      "url": "https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=15093"
    },
    {
      "source": "cve@mitre.org",
      "tags": [
        "Exploit",
        "Third Party Advisory"
      ],
      "url": "https://github.com/nginx/njs/issues/174"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Permissions Required",
        "Third Party Advisory"
      ],
      "url": "https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=15093"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Exploit",
        "Third Party Advisory"
      ],
      "url": "https://github.com/nginx/njs/issues/174"
    }
  ],
  "sourceIdentifier": "cve@mitre.org",
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-125"
        }
      ],
      "source": "nvd@nist.gov",
      "type": "Primary"
    }
  ]
}



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