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CVE-2019-18374

Status: ModifiedCritical (9.8)—

Symantec Critical System Protection (CSP), versions 8.0, 8.0 HF1 & 8.0 MP1, may be susceptible to an authentication bypass vulnerability, which is a type of issue that can potentially allow a threat actor to circumvent existing authentication controls.

CVSS

Exploitation probability (EPSS)

EPSS (Exploit Prediction Scoring System, FIRST) estimates how likely a vulnerability is to be exploited in the wild within 30 days. It complements CVSS (impact) and CISA KEV (confirmed exploitation).

Affected technologies (1)

Broadcom — Symantec Critical System Protection

CWEs

References

Raw JSON (NVD)

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{
  "id": "CVE-2019-18374",
  "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
      }
    ],
    "cvssMetricV31": [
      {
        "type": "Primary",
        "source": "nvd@nist.gov",
        "cvssData": {
          "scope": "UNCHANGED",
          "version": "3.1",
          "baseScore": 9.8,
          "attackVector": "NETWORK",
          "baseSeverity": "CRITICAL",
          "vectorString": "CVSS:3.1/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": "secure@symantec.com",
      "affectedData": [
        {
          "vendor": "Symantec",
          "product": "Critical System Protection (CSP)",
          "versions": [
            {
              "status": "affected",
              "version": "8.0"
            },
            {
              "status": "affected",
              "version": "8.0 HF1"
            },
            {
              "status": "affected",
              "version": "8.0 MP1"
            }
          ]
        }
      ]
    }
  ],
  "published": "2019-11-25T17:15:11.823",
  "references": [
    {
      "url": "https://support.symantec.com/us/en/article.SYMSA1498.html",
      "tags": [
        "Vendor Advisory"
      ],
      "source": "secure@symantec.com"
    },
    {
      "url": "https://support.symantec.com/us/en/article.SYMSA1498.html",
      "tags": [
        "Vendor Advisory"
      ],
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    }
  ],
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "type": "Primary",
      "source": "nvd@nist.gov",
      "description": [
        {
          "lang": "en",
          "value": "CWE-287"
        }
      ]
    }
  ],
  "descriptions": [
    {
      "lang": "en",
      "value": "Symantec Critical System Protection (CSP), versions 8.0, 8.0 HF1 & 8.0 MP1, may be susceptible to an authentication bypass vulnerability, which is a type of issue that can potentially allow a threat actor to circumvent existing authentication controls."
    },
    {
      "lang": "es",
      "value": "Symantec Critical System Protection (CSP), versiones 8.0, 8.0 HF1 y 8.0 MP1, pueden ser susceptibles a una vulnerabilidad de omisión de autenticación, que es un tipo de problema que puede potencialmente permitir a un actor de amenazas omitir los controles de autenticación existentes."
    }
  ],
  "lastModified": "2026-06-17T02:24:55.890",
  "configurations": [
    {
      "nodes": [
        {
          "negate": false,
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:a:broadcom:symantec_critical_system_protection:8.0.0:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "7EDDDFAE-C77B-4155-9D67-EFE5B0969184"
            },
            {
              "criteria": "cpe:2.3:a:broadcom:symantec_critical_system_protection:8.0.0:hotfix1:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "B05D54C6-88FE-48EE-A1CA-15382DAAE449"
            },
            {
              "criteria": "cpe:2.3:a:broadcom:symantec_critical_system_protection:8.0.0:mp1:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "F67CF1FA-173C-438F-81D1-1DF6A47962C7"
            }
          ],
          "operator": "OR"
        }
      ]
    }
  ],
  "sourceIdentifier": "secure@symantec.com"
}