nvd-json-data-feeds/CVE-2019/CVE-2019-117xx/CVE-2019-11727.json

{
  "id": "CVE-2019-11727",
  "sourceIdentifier": "security@mozilla.org",
  "published": "2019-07-23T14:15:16.450",
  "lastModified": "2024-11-21T04:21:40.353",
  "vulnStatus": "Modified",
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "A vulnerability exists where it possible to force Network Security Services (NSS) to sign CertificateVerify with PKCS#1 v1.5 signatures when those are the only ones advertised by server in CertificateRequest in TLS 1.3. PKCS#1 v1.5 signatures should not be used for TLS 1.3 messages. This vulnerability affects Firefox < 68."
    },
    {
      "lang": "es",
      "value": "Se presenta una vulnerabilidad donde es posible forzar a Network Security Services (NSS) para firmar CertificateVerify con firmas de PKCS#1 versi\u00f3n v1.5 cuando esas son las \u00fanicas anunciadas por el servidor en CertificateRequest en TLS versi\u00f3n 1.3. Las firmas de PKCS#1 versi\u00f3n v1.5 no deben ser usadas para mensajes de TLS versi\u00f3n 1.3. Esta vulnerabilidad afecta a Firefox anterior a versi\u00f3n 68."
    }
  ],
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        "type": "Primary",
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          "baseScore": 5.3,
          "baseSeverity": "MEDIUM",
          "attackVector": "NETWORK",
          "attackComplexity": "LOW",
          "privilegesRequired": "NONE",
          "userInteraction": "NONE",
          "scope": "UNCHANGED",
          "confidentialityImpact": "NONE",
          "integrityImpact": "LOW",
          "availabilityImpact": "NONE"
        },
        "exploitabilityScore": 3.9,
        "impactScore": 1.4
      }
    ],
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          "baseScore": 5.0,
          "accessVector": "NETWORK",
          "accessComplexity": "LOW",
          "authentication": "NONE",
          "confidentialityImpact": "NONE",
          "integrityImpact": "PARTIAL",
          "availabilityImpact": "NONE"
        },
        "baseSeverity": "MEDIUM",
        "exploitabilityScore": 10.0,
        "impactScore": 2.9,
        "acInsufInfo": false,
        "obtainAllPrivilege": false,
        "obtainUserPrivilege": false,
        "obtainOtherPrivilege": false,
        "userInteractionRequired": false
      }
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  },
  "weaknesses": [
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      "type": "Primary",
      "description": [
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          "value": "CWE-295"
        }
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  ],
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          "operator": "OR",
          "negate": false,
          "cpeMatch": [
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  "references": [
    {
      "url": "http://lists.opensuse.org/opensuse-security-announce/2019-10/msg00009.html",
      "source": "security@mozilla.org"
    },
    {
      "url": "http://lists.opensuse.org/opensuse-security-announce/2019-10/msg00010.html",
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    {
      "url": "http://lists.opensuse.org/opensuse-security-announce/2020-01/msg00006.html",
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    },
    {
      "url": "https://access.redhat.com/errata/RHSA-2019:1951",
      "source": "security@mozilla.org"
    },
    {
      "url": "https://bugzilla.mozilla.org/show_bug.cgi?id=1552208",
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      "url": "https://security.gentoo.org/glsa/201908-12",
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      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "http://lists.opensuse.org/opensuse-security-announce/2020-01/msg00006.html",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "https://access.redhat.com/errata/RHSA-2019:1951",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "https://bugzilla.mozilla.org/show_bug.cgi?id=1552208",
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Issue Tracking",
        "Permissions Required",
        "Vendor Advisory"
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      "source": "af854a3a-2127-422b-91ae-364da2661108"
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}