GSD-2023-0567

Vulnerability from gsd - Updated: 2023-12-13 01:20
Details
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.
Aliases
Aliases
CVE-2023-0567
To clipboard 

{
  "GSD": {
    "alias": "CVE-2023-0567",
    "id": "GSD-2023-0567",
    "references": [
      "https://www.debian.org/security/2023/dsa-5363",
      "https://advisories.mageia.org/CVE-2023-0567.html",
      "https://www.suse.com/security/cve/CVE-2023-0567.html",
      "https://ubuntu.com/security/CVE-2023-0567"
    ]
  },
  "gsd": {
    "metadata": {
      "exploitCode": "unknown",
      "remediation": "unknown",
      "reportConfidence": "confirmed",
      "type": "vulnerability"
    },
    "osvSchema": {
      "aliases": [
        "CVE-2023-0567"
      ],
      "details": "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.",
      "id": "GSD-2023-0567",
      "modified": "2023-12-13T01:20:22.356981Z",
      "schema_version": "1.4.0"
    }
  },
  "namespaces": {
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        "ID": "CVE-2023-0567",
        "STATE": "PUBLIC"
      },
      "affects": {
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          "vendor_data": [
            {
              "product": {
                "product_data": [
                  {
                    "product_name": "PHP",
                    "version": {
                      "version_data": [
                        {
                          "version_value": "not down converted",
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                            "defaultStatus": "affected",
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              "vendor_name": "PHP Group"
            }
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      },
      "credits": [
        {
          "lang": "en",
          "value": "Tim D\u00fcsterhus"
        },
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          "lang": "en",
          "value": "tech at mkdgs dot fr"
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      "impact": {
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            "attackComplexity": "LOW",
            "attackVector": "LOCAL",
            "availabilityImpact": "NONE",
            "baseScore": 7.7,
            "baseSeverity": "HIGH",
            "confidentialityImpact": "HIGH",
            "integrityImpact": "HIGH",
            "privilegesRequired": "NONE",
            "scope": "UNCHANGED",
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            "vectorString": "CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N",
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            "name": "https://bugs.php.net/bug.php?id=81744",
            "refsource": "MISC",
            "url": "https://bugs.php.net/bug.php?id=81744"
          },
          {
            "name": "https://github.com/php/php-src/security/advisories/GHSA-7fj2-8x79-rjf4",
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          }
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      "source": {
        "discovery": "EXTERNAL"
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        "nodes": [
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        "description": {
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            }
          ]
        },
        "problemtype": {
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                {
                  "lang": "en",
                  "value": "CWE-916"
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      "impact": {
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            "attackComplexity": "LOW",
            "attackVector": "LOCAL",
            "availabilityImpact": "NONE",
            "baseScore": 6.2,
            "baseSeverity": "MEDIUM",
            "confidentialityImpact": "NONE",
            "integrityImpact": "HIGH",
            "privilegesRequired": "NONE",
            "scope": "UNCHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N",
            "version": "3.1"
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          "impactScore": 3.6
        }
      },
      "lastModifiedDate": "2023-03-10T17:32Z",
      "publishedDate": "2023-03-01T08:15Z"
    }
  }
}


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  • Confirmed: The vulnerability has been validated from an analyst's perspective.
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