CVE-2019-11729 (GCVE-0-2019-11729)

Vulnerability from cvelistv5 – Published: 2019-07-23 13:16 – Updated: 2024-08-04 23:03
VLAI
Summary
Empty or malformed p256-ECDH public keys may trigger a segmentation fault due values being improperly sanitized before being copied into memory and used. This vulnerability affects Firefox ESR < 60.8, Firefox < 68, and Thunderbird < 60.8.
Severity
7.5 (High)
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
CWE
  • Empty or malformed p256-ECDH public keys may trigger a segmentation fault
Assigner
mozilla CNA under the mitre root
CNA scorecard E 38/100 over 504 records in the last 180 days details
References
Impacted products
Vendor Product Version CPE status
Mozilla Firefox ESR Affected: unspecified , < 60.8 (custom)
guessed Create a notification for this product.
Mozilla Firefox Affected: unspecified , < 68 (custom)
guessed Create a notification for this product.
Mozilla Thunderbird Affected: unspecified , < 60.8 (custom)
guessed Create a notification for this product.
Show details on NVD website
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            "Vendor Advisory"
          ],
          "url": "https://www.mozilla.org/security/advisories/mfsa2019-21/"
        },
        {
          "source": "af854a3a-2127-422b-91ae-364da2661108",
          "tags": [
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          "url": "https://www.mozilla.org/security/advisories/mfsa2019-22/"
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        {
          "source": "af854a3a-2127-422b-91ae-364da2661108",
          "tags": [
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          "url": "https://www.mozilla.org/security/advisories/mfsa2019-23/"
        }
      ],
      "sourceIdentifier": "security@mozilla.org",
      "vulnStatus": "Modified",
      "weaknesses": [
        {
          "description": [
            {
              "lang": "en",
              "value": "CWE-119"
            }
          ],
          "source": "nvd@nist.gov",
          "type": "Primary"
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      ]
    },
    "nvd": {
      "cve": {
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          {
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              {
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                    "matchCriteriaId": "66A15D56-0C99-4E44-9F8D-439D50EC355F",
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        "cveTags": [],
        "descriptions": [
          {
            "lang": "en",
            "value": "Empty or malformed p256-ECDH public keys may trigger a segmentation fault due values being improperly sanitized before being copied into memory and used. This vulnerability affects Firefox ESR \u003c 60.8, Firefox \u003c 68, and Thunderbird \u003c 60.8."
          },
          {
            "lang": "es",
            "value": "Las claves p\u00fablicas de p256-ECDH vac\u00edas o malformadas pueden desencadenar un fallo de segmentaci\u00f3n debido a que los valores son saneados inapropiadamente antes de copiarlos en la memoria y usarlos. Esta vulnerabilidad afecta a Firefox ESR anterior a versi\u00f3n 60.8, Firefox anterior a versi\u00f3n 68 y Thunderbird anterior a versi\u00f3n 60.8."
          }
        ],
        "id": "CVE-2019-11729",
        "lastModified": "2025-11-25T17:50:16.803",
        "metrics": {
          "cvssMetricV2": [
            {
              "acInsufInfo": false,
              "baseSeverity": "MEDIUM",
              "cvssData": {
                "accessComplexity": "LOW",
                "accessVector": "NETWORK",
                "authentication": "NONE",
                "availabilityImpact": "PARTIAL",
                "baseScore": 5.0,
                "confidentialityImpact": "NONE",
                "integrityImpact": "NONE",
                "vectorString": "AV:N/AC:L/Au:N/C:N/I:N/A:P",
                "version": "2.0"
              },
              "exploitabilityScore": 10.0,
              "impactScore": 2.9,
              "obtainAllPrivilege": false,
              "obtainOtherPrivilege": false,
              "obtainUserPrivilege": false,
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          "cvssMetricV30": [
            {
              "cvssData": {
                "attackComplexity": "LOW",
                "attackVector": "NETWORK",
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                "baseScore": 7.5,
                "baseSeverity": "HIGH",
                "confidentialityImpact": "NONE",
                "integrityImpact": "NONE",
                "privilegesRequired": "NONE",
                "scope": "UNCHANGED",
                "userInteraction": "NONE",
                "vectorString": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
                "version": "3.0"
              },
              "exploitabilityScore": 3.9,
              "impactScore": 3.6,
              "source": "nvd@nist.gov",
              "type": "Primary"
            }
          ]
        },
        "published": "2019-07-23T14:15:16.593",
        "references": [
          {
            "source": "security@mozilla.org",
            "url": "http://lists.opensuse.org/opensuse-security-announce/2019-07/msg00055.html"
          },
          {
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            "url": "http://lists.opensuse.org/opensuse-security-announce/2019-10/msg00009.html"
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          {
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            "url": "http://lists.opensuse.org/opensuse-security-announce/2019-10/msg00010.html"
          },
          {
            "source": "security@mozilla.org",
            "url": "https://access.redhat.com/errata/RHSA-2019:1951"
          },
          {
            "source": "security@mozilla.org",
            "url": "https://access.redhat.com/errata/RHSA-2019:4190"
          },
          {
            "source": "security@mozilla.org",
            "tags": [
              "Issue Tracking",
              "Permissions Required",
              "Vendor Advisory"
            ],
            "url": "https://bugzilla.mozilla.org/show_bug.cgi?id=1515342"
          },
          {
            "source": "security@mozilla.org",
            "url": "https://lists.debian.org/debian-lts-announce/2020/09/msg00029.html"
          },
          {
            "source": "security@mozilla.org",
            "url": "https://security.gentoo.org/glsa/201908-12"
          },
          {
            "source": "security@mozilla.org",
            "url": "https://security.gentoo.org/glsa/201908-20"
          },
          {
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          {
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          },
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          },
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          },
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              "Vendor Advisory"
            ],
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          }
        ],
        "sourceIdentifier": "security@mozilla.org",
        "vulnStatus": "Modified",
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          {
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                "value": "CWE-119"
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    },
    "redhat_vex": {
      "aggregate_severity": "Moderate",
      "current_release_date": "2026-03-12T05:20:17+00:00",
      "cve": "CVE-2019-11729",
      "id": "CVE-2019-11729",
      "initial_release_date": "2019-07-10T00:00:00+00:00",
      "product_status:fixed": "752",
      "product_status:known_affected": "8",
      "product_status:known_not_affected": "8",
      "source": "Red Hat CSAF VEX",
      "status": "final",
      "title": "nss: Empty or malformed p256-ECDH public keys may trigger a segmentation fault",
      "url": "https://security.access.redhat.com/data/csaf/v2/vex/2019/cve-2019-11729.json",
      "version": "3"
    },
    "suse_vex": {
      "aggregate_severity": "important",
      "current_release_date": "2026-08-31T02:38:47Z",
      "cve": "CVE-2019-11729",
      "id": "CVE-2019-11729",
      "initial_release_date": "2023-02-15T04:12:08Z",
      "product_status:known_affected": "25",
      "product_status:recommended": "1452",
      "source": "SUSE CSAF VEX",
      "status": "interim",
      "title": "SUSE CVE CVE-2019-11729",
      "url": "https://ftp.suse.com/pub/projects/security/csaf-vex/cve-2019-11729.json",
      "version": "27"
    }
  }
}



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