FKIE_CVE-2025-40905

Vulnerability from fkie_nvd - Published: 2026-02-13 00:16 - Updated: 2026-03-10 17:07
Severity ?
7.3 (High) - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L
Summary
WWW::OAuth 1.000 and earlier for Perl uses the rand() function as the default source of entropy, which is not cryptographically secure, for cryptographic functions.
References
9b29abf9-4ab0-4765-b253-1875cd9b441ehttps://metacpan.org/release/DBOOK/WWW-OAuth-1.000/source/lib/WWW/OAuth.pm#L86Issue Tracking, Product
9b29abf9-4ab0-4765-b253-1875cd9b441ehttps://perldoc.perl.org/functions/randThird Party Advisory
9b29abf9-4ab0-4765-b253-1875cd9b441ehttps://security.metacpan.org/docs/guides/random-data-for-security.htmlThird Party Advisory
af854a3a-2127-422b-91ae-364da2661108http://www.openwall.com/lists/oss-security/2026/02/13/1Mailing List, Third Party Advisory
Impacted products
Vendor Product Version
dbook www\ \
To clipboard 

{
  "configurations": [
    {
      "nodes": [
        {
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:a:dbook:www\\:\\:oauth:*:*:*:*:*:perl:*:*",
              "matchCriteriaId": "B17C2F1A-3276-408B-9D7B-6BB3C4473960",
              "versionEndIncluding": "1.000",
              "vulnerable": true
            }
          ],
          "negate": false,
          "operator": "OR"
        }
      ]
    }
  ],
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "WWW::OAuth 1.000 and earlier for Perl uses the rand() function as the default source of entropy, which is not cryptographically secure, for cryptographic functions."
    },
    {
      "lang": "es",
      "value": "WWW::OAuth 1.000 y versiones anteriores para Perl utiliza la funci\u00f3n rand() como fuente predeterminada de entrop\u00eda, que no es criptogr\u00e1ficamente segura, para funciones criptogr\u00e1ficas."
    }
  ],
  "id": "CVE-2025-40905",
  "lastModified": "2026-03-10T17:07:16.893",
  "metrics": {
    "cvssMetricV31": [
      {
        "cvssData": {
          "attackComplexity": "LOW",
          "attackVector": "NETWORK",
          "availabilityImpact": "LOW",
          "baseScore": 7.3,
          "baseSeverity": "HIGH",
          "confidentialityImpact": "LOW",
          "integrityImpact": "LOW",
          "privilegesRequired": "NONE",
          "scope": "UNCHANGED",
          "userInteraction": "NONE",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L",
          "version": "3.1"
        },
        "exploitabilityScore": 3.9,
        "impactScore": 3.4,
        "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
        "type": "Secondary"
      }
    ]
  },
  "published": "2026-02-13T00:16:03.280",
  "references": [
    {
      "source": "9b29abf9-4ab0-4765-b253-1875cd9b441e",
      "tags": [
        "Issue Tracking",
        "Product"
      ],
      "url": "https://metacpan.org/release/DBOOK/WWW-OAuth-1.000/source/lib/WWW/OAuth.pm#L86"
    },
    {
      "source": "9b29abf9-4ab0-4765-b253-1875cd9b441e",
      "tags": [
        "Third Party Advisory"
      ],
      "url": "https://perldoc.perl.org/functions/rand"
    },
    {
      "source": "9b29abf9-4ab0-4765-b253-1875cd9b441e",
      "tags": [
        "Third Party Advisory"
      ],
      "url": "https://security.metacpan.org/docs/guides/random-data-for-security.html"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Mailing List",
        "Third Party Advisory"
      ],
      "url": "http://www.openwall.com/lists/oss-security/2026/02/13/1"
    }
  ],
  "sourceIdentifier": "9b29abf9-4ab0-4765-b253-1875cd9b441e",
  "vulnStatus": "Analyzed",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-338"
        }
      ],
      "source": "9b29abf9-4ab0-4765-b253-1875cd9b441e",
      "type": "Secondary"
    }
  ]
}


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