{
  "id": "CVE-2023-0567",
  "sourceIdentifier": "security@php.net",
  "published": "2023-03-01T08:15:11.530",
  "lastModified": "2023-03-10T17:32:29.267",
  "vulnStatus": "Analyzed",
  "descriptions": [
    {
      "lang": "en",
      "value": "In PHP 8.0.X before 8.0.28, 8.1.X before 8.1.16 and 8.2.X before 8.2.3, password_verify() function may accept some invalid Blowfish hashes as valid. If such invalid hash ever ends up in the password database, it may lead to an application allowing any password for this entry as valid."
    }
  ],
  "metrics": {
    "cvssMetricV31": [
      {
        "source": "nvd@nist.gov",
        "type": "Primary",
        "cvssData": {
          "version": "3.1",
          "vectorString": "CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N",
          "attackVector": "LOCAL",
          "attackComplexity": "LOW",
          "privilegesRequired": "NONE",
          "userInteraction": "NONE",
          "scope": "UNCHANGED",
          "confidentialityImpact": "NONE",
          "integrityImpact": "HIGH",
          "availabilityImpact": "NONE",
          "baseScore": 6.2,
          "baseSeverity": "MEDIUM"
        },
        "exploitabilityScore": 2.5,
        "impactScore": 3.6
      },
      {
        "source": "security@php.net",
        "type": "Secondary",
        "cvssData": {
          "version": "3.1",
          "vectorString": "CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N",
          "attackVector": "LOCAL",
          "attackComplexity": "LOW",
          "privilegesRequired": "NONE",
          "userInteraction": "NONE",
          "scope": "UNCHANGED",
          "confidentialityImpact": "HIGH",
          "integrityImpact": "HIGH",
          "availabilityImpact": "NONE",
          "baseScore": 7.7,
          "baseSeverity": "HIGH"
        },
        "exploitabilityScore": 2.5,
        "impactScore": 5.2
      }
    ]
  },
  "weaknesses": [
    {
      "source": "nvd@nist.gov",
      "type": "Primary",
      "description": [
        {
          "lang": "en",
          "value": "CWE-916"
        }
      ]
    }
  ],
  "configurations": [
    {
      "nodes": [
        {
          "operator": "OR",
          "negate": false,
          "cpeMatch": [
            {
              "vulnerable": true,
              "criteria": "cpe:2.3:a:php:php:*:*:*:*:*:*:*:*",
              "versionStartIncluding": "8.0.0",
              "versionEndExcluding": "8.0.28",
              "matchCriteriaId": "BBCCD85D-5679-42EE-B6C6-A9A309E2B4BC"
            },
            {
              "vulnerable": true,
              "criteria": "cpe:2.3:a:php:php:*:*:*:*:*:*:*:*",
              "versionStartIncluding": "8.1.0",
              "versionEndExcluding": "8.1.16",
              "matchCriteriaId": "EDC7B443-3E3C-4888-AC9B-7415D2C5C059"
            },
            {
              "vulnerable": true,
              "criteria": "cpe:2.3:a:php:php:*:*:*:*:*:*:*:*",
              "versionStartIncluding": "8.2.0",
              "versionEndExcluding": "8.2.3",
              "matchCriteriaId": "7C14298C-48A4-4FD8-BFA0-808CF935490B"
            }
          ]
        }
      ]
    }
  ],
  "references": [
    {
      "url": "https://bugs.php.net/bug.php?id=81744",
      "source": "security@php.net",
      "tags": [
        "Vendor Advisory"
      ]
    },
    {
      "url": "https://github.com/php/php-src/security/advisories/GHSA-7fj2-8x79-rjf4",
      "source": "security@php.net",
      "tags": [
        "Exploit",
        "Vendor Advisory"
      ]
    }
  ]
}