nvd-json-data-feeds/CVE-2021/CVE-2021-318xx/CVE-2021-31878.json

{
  "id": "CVE-2021-31878",
  "sourceIdentifier": "cve@mitre.org",
  "published": "2021-07-30T14:15:16.690",
  "lastModified": "2021-08-07T02:05:55.693",
  "vulnStatus": "Analyzed",
  "descriptions": [
    {
      "lang": "en",
      "value": "An issue was discovered in PJSIP in Asterisk before 16.19.1 and before 18.5.1. To exploit, a re-INVITE without SDP must be received after Asterisk has sent a BYE request."
    },
    {
      "lang": "es",
      "value": "Se ha detectado un problema en PJSIP en Asterisk versiones anteriores a 16.19.1 y versiones anteriores a 18.5.1. Para explotarlo, se debe recibir un re-INVITE sin SDP despu\u00e9s de que Asterisk haya enviado una petici\u00f3n BYE"
    }
  ],
  "metrics": {
    "cvssMetricV31": [
      {
        "source": "nvd@nist.gov",
        "type": "Primary",
        "cvssData": {
          "version": "3.1",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H",
          "attackVector": "NETWORK",
          "attackComplexity": "LOW",
          "privilegesRequired": "LOW",
          "userInteraction": "NONE",
          "scope": "UNCHANGED",
          "confidentialityImpact": "NONE",
          "integrityImpact": "NONE",
          "availabilityImpact": "HIGH",
          "baseScore": 6.5,
          "baseSeverity": "MEDIUM"
        },
        "exploitabilityScore": 2.8,
        "impactScore": 3.6
      }
    ],
    "cvssMetricV2": [
      {
        "source": "nvd@nist.gov",
        "type": "Primary",
        "cvssData": {
          "version": "2.0",
          "vectorString": "AV:N/AC:L/Au:S/C:N/I:N/A:P",
          "accessVector": "NETWORK",
          "accessComplexity": "LOW",
          "authentication": "SINGLE",
          "confidentialityImpact": "NONE",
          "integrityImpact": "NONE",
          "availabilityImpact": "PARTIAL",
          "baseScore": 4.0
        },
        "baseSeverity": "MEDIUM",
        "exploitabilityScore": 8.0,
        "impactScore": 2.9,
        "acInsufInfo": false,
        "obtainAllPrivilege": false,
        "obtainUserPrivilege": false,
        "obtainOtherPrivilege": false,
        "userInteractionRequired": false
      }
    ]
  },
  "weaknesses": [
    {
      "source": "nvd@nist.gov",
      "type": "Primary",
      "description": [
        {
          "lang": "en",
          "value": "CWE-617"
        }
      ]
    }
  ],
  "configurations": [
    {
      "nodes": [
        {
          "operator": "OR",
          "negate": false,
          "cpeMatch": [
            {
              "vulnerable": true,
              "criteria": "cpe:2.3:a:digium:asterisk:16.17.0:*:*:*:*:*:*:*",
              "matchCriteriaId": "4793E23F-97F7-4F87-B521-1718AA6FAD06"
            },
            {
              "vulnerable": true,
              "criteria": "cpe:2.3:a:digium:asterisk:16.18.0:*:*:*:*:*:*:*",
              "matchCriteriaId": "E01BD9F9-857A-4114-80D6-9F43B230EF3D"
            },
            {
              "vulnerable": true,
              "criteria": "cpe:2.3:a:digium:asterisk:16.19.0:*:*:*:*:*:*:*",
              "matchCriteriaId": "00B876D8-5BE7-4F40-9692-4C7C6EE49611"
            },
            {
              "vulnerable": true,
              "criteria": "cpe:2.3:a:digium:asterisk:18.3.0:*:*:*:*:*:*:*",
              "matchCriteriaId": "78681A97-2B41-494E-AA7A-3BB953E8497B"
            },
            {
              "vulnerable": true,
              "criteria": "cpe:2.3:a:digium:asterisk:18.4.0:*:*:*:*:*:*:*",
              "matchCriteriaId": "54266F33-D604-491F-9891-C9D8A1B68135"
            },
            {
              "vulnerable": true,
              "criteria": "cpe:2.3:a:digium:asterisk:18.5.0:*:*:*:*:*:*:*",
              "matchCriteriaId": "F4CC9EFF-8916-46E6-97ED-39035541E350"
            }
          ]
        }
      ]
    }
  ],
  "references": [
    {
      "url": "http://downloads.asterisk.org/pub/security/AST-2021-007.html",
      "source": "cve@mitre.org",
      "tags": [
        "Patch",
        "Vendor Advisory"
      ]
    },
    {
      "url": "http://packetstormsecurity.com/files/163638/Asterisk-Project-Security-Advisory-AST-2021-007.html",
      "source": "cve@mitre.org",
      "tags": [
        "Patch",
        "Third Party Advisory",
        "VDB Entry"
      ]
    },
    {
      "url": "http://seclists.org/fulldisclosure/2021/Jul/48",
      "source": "cve@mitre.org",
      "tags": [
        "Mailing List",
        "Patch",
        "Third Party Advisory"
      ]
    },
    {
      "url": "https://downloads.digium.com/pub/security/AST-2021-007.html",
      "source": "cve@mitre.org",
      "tags": [
        "Patch",
        "Vendor Advisory"
      ]
    },
    {
      "url": "https://issues.asterisk.org/jira/browse/ASTERISK-29381",
      "source": "cve@mitre.org",
      "tags": [
        "Exploit",
        "Issue Tracking",
        "Vendor Advisory"
      ]
    }
  ]
}