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CVE-2018-6320

Estado: ModificadaCrítica (9.8)—

A vulnerability has been discovered in login.cgi in Pulse Secure Pulse Connect Secure (PCS) 8.1RX before 8.1R12 and 8.3RX before 8.3R2 and Pulse Policy Secure (PPS) 5.2RX before 5.2R9 and 5.4RX before 5.4R2 wherein an http(s) Host header received from the browser is trusted without validation.

CVSS

Probabilidad de explotación (EPSS)

EPSS (Exploit Prediction Scoring System, de FIRST) estima la probabilidad de que una vulnerabilidad sea explotada en 30 días. Complementa a CVSS (impacto) y a CISA KEV (explotación confirmada).

Tecnologías afectadas (3)

CWE

Referencias

JSON original (NVD)

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{
  "id": "CVE-2018-6320",
  "cveTags": [],
  "metrics": {
    "cvssMetricV2": [
      {
        "type": "Primary",
        "source": "nvd@nist.gov",
        "cvssData": {
          "version": "2.0",
          "baseScore": 7.5,
          "accessVector": "NETWORK",
          "vectorString": "AV:N/AC:L/Au:N/C:P/I:P/A:P",
          "authentication": "NONE",
          "integrityImpact": "PARTIAL",
          "accessComplexity": "LOW",
          "availabilityImpact": "PARTIAL",
          "confidentialityImpact": "PARTIAL"
        },
        "acInsufInfo": false,
        "impactScore": 6.4,
        "baseSeverity": "HIGH",
        "obtainAllPrivilege": false,
        "exploitabilityScore": 10,
        "obtainUserPrivilege": false,
        "obtainOtherPrivilege": false,
        "userInteractionRequired": false
      }
    ],
    "cvssMetricV30": [
      {
        "type": "Primary",
        "source": "nvd@nist.gov",
        "cvssData": {
          "scope": "UNCHANGED",
          "version": "3.0",
          "baseScore": 9.8,
          "attackVector": "NETWORK",
          "baseSeverity": "CRITICAL",
          "vectorString": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
          "integrityImpact": "HIGH",
          "userInteraction": "NONE",
          "attackComplexity": "LOW",
          "availabilityImpact": "HIGH",
          "privilegesRequired": "NONE",
          "confidentialityImpact": "HIGH"
        },
        "impactScore": 5.9,
        "exploitabilityScore": 3.9
      }
    ]
  },
  "affected": [
    {
      "source": "cve@mitre.org",
      "affectedData": [
        {
          "vendor": "n/a",
          "product": "n/a",
          "versions": [
            {
              "status": "affected",
              "version": "n/a"
            }
          ]
        }
      ]
    }
  ],
  "published": "2018-09-06T23:29:02.053",
  "references": [
    {
      "url": "https://kb.pulsesecure.net/articles/Pulse_Security_Advisories/SA43877",
      "tags": [
        "Vendor Advisory"
      ],
      "source": "cve@mitre.org"
    },
    {
      "url": "https://kb.pulsesecure.net/articles/Pulse_Security_Advisories/SA43877",
      "tags": [
        "Vendor Advisory"
      ],
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    }
  ],
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "type": "Primary",
      "source": "nvd@nist.gov",
      "description": [
        {
          "lang": "en",
          "value": "CWE-20"
        }
      ]
    }
  ],
  "descriptions": [
    {
      "lang": "en",
      "value": "A vulnerability has been discovered in login.cgi in Pulse Secure Pulse Connect Secure (PCS) 8.1RX before 8.1R12 and 8.3RX before 8.3R2 and Pulse Policy Secure (PPS) 5.2RX before 5.2R9 and 5.4RX before 5.4R2 wherein an http(s) Host header received from the browser is trusted without validation."
    },
    {
      "lang": "es",
      "value": "Se ha descubierto una vulnerabilidad en login.cgi en Pulse Secure Pulse Connect Secure (PCS) en versiones 8.1RX anteriores a la 8.1R12 y versiones 8.3RX anteriores a la 8.3R2 y Pulse Policy Secure (PPS) en versiones 5.2RX anteriores a la 5.2R9 y versiones 5.4RX anteriores a la 5.4R2 cuando se confía en una cabecera Host HTTP(S) recibida del navegador sin validación."
    }
  ],
  "lastModified": "2026-06-17T02:01:39.517",
  "configurations": [
    {
      "nodes": [
        {
          "negate": false,
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:a:ivanti:connect_secure:8.1:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "202E4839-7CE4-49CE-BEE1-CB33A96770E7"
            },
            {
              "criteria": "cpe:2.3:a:pulsesecure:pulse_connect_secure:8.1r1.0:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "E2037BE1-408C-47E8-8A70-8440BF3A1ED6"
            },
            {
              "criteria": "cpe:2.3:a:pulsesecure:pulse_connect_secure:8.1rx:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "8135B806-EE52-412B-8EE1-6F20666055CB"
            },
            {
              "criteria": "cpe:2.3:a:pulsesecure:pulse_connect_secure:8.3rx:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "DD77C208-DD3E-46BD-930F-93BB39799D08"
            },
            {
              "criteria": "cpe:2.3:a:pulsesecure:pulse_policy_secure:5.2r1.0:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "6A42EFC8-C5FF-4397-87CF-263813FAA5D7"
            },
            {
              "criteria": "cpe:2.3:a:pulsesecure:pulse_policy_secure:5.2r2.0:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "C952B5B8-DCAB-476A-9E60-3F1BBE509F21"
            },
            {
              "criteria": "cpe:2.3:a:pulsesecure:pulse_policy_secure:5.2r3.0:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "7F199F01-9EEA-4184-AD99-6B21110484AB"
            },
            {
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              "vulnerable": true,
              "matchCriteriaId": "9938EBCC-B9B7-4FB1-9ACB-9BED485AB5E2"
            },
            {
              "criteria": "cpe:2.3:a:pulsesecure:pulse_policy_secure:5.2r4.0:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "9B4A309B-ACB0-4053-909A-6889129EB2C1"
            },
            {
              "criteria": "cpe:2.3:a:pulsesecure:pulse_policy_secure:5.2r5.0:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "D8A4A105-EBF3-4895-9ABE-50972DD232F8"
            },
            {
              "criteria": "cpe:2.3:a:pulsesecure:pulse_policy_secure:5.2r6.0:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "4013CA1C-48F0-46F6-B327-E6B34311A7EA"
            },
            {
              "criteria": "cpe:2.3:a:pulsesecure:pulse_policy_secure:5.2r7.0:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "112B9736-336D-4C72-A960-0B33DD3439EF"
            },
            {
              "criteria": "cpe:2.3:a:pulsesecure:pulse_policy_secure:5.2r7.1:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "49FA8DC5-900B-4A53-AF55-410A7FF901E9"
            },
            {
              "criteria": "cpe:2.3:a:pulsesecure:pulse_policy_secure:5.2r8.0:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "A4946BBE-E449-4F89-910C-3389BDF36071"
            },
            {
              "criteria": "cpe:2.3:a:pulsesecure:pulse_policy_secure:5.2rx:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "C766CBF4-502C-4522-845C-A5436DD1960D"
            },
            {
              "criteria": "cpe:2.3:a:pulsesecure:pulse_policy_secure:5.4r1:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "C7F2FFEC-F243-4D85-888E-339C60B3C0CE"
            },
            {
              "criteria": "cpe:2.3:a:pulsesecure:pulse_policy_secure:5.4r2:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "6A841849-DA0E-4BAA-8807-F42481C9457D"
            },
            {
              "criteria": "cpe:2.3:a:pulsesecure:pulse_policy_secure:5.4rx:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "07A6F2EF-09AF-4DAA-A552-6111C51DD210"
            }
          ],
          "operator": "OR"
        }
      ]
    }
  ],
  "sourceIdentifier": "cve@mitre.org"
}