FKIE_CVE-2009-0161

Vulnerability from fkie_nvd - Published: 2009-05-13 15:30 - Updated: 2026-06-16 23:04
Severity
Summary
The OpenSSL::OCSP module for Ruby in Apple Mac OS X 10.5 before 10.5.7 misinterprets an unspecified invalid response as a successful OCSP certificate validation, which might allow remote attackers to spoof certificate authentication via a revoked certificate.
References
cve@mitre.orghttp://lists.apple.com/archives/security-announce/2009/May/msg00002.htmlPatch, Vendor Advisory
cve@mitre.orghttp://secunia.com/advisories/35074
cve@mitre.orghttp://support.apple.com/kb/HT3549Patch, Vendor Advisory
cve@mitre.orghttp://www.securityfocus.com/bid/34926
cve@mitre.orghttp://www.us-cert.gov/cas/techalerts/TA09-133A.htmlUS Government Resource
cve@mitre.orghttp://www.vupen.com/english/advisories/2009/1297
cve@mitre.orghttps://exchange.xforce.ibmcloud.com/vulnerabilities/50592
af854a3a-2127-422b-91ae-364da2661108http://lists.apple.com/archives/security-announce/2009/May/msg00002.htmlPatch, Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108http://secunia.com/advisories/35074
af854a3a-2127-422b-91ae-364da2661108http://support.apple.com/kb/HT3549Patch, Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108http://www.securityfocus.com/bid/34926
af854a3a-2127-422b-91ae-364da2661108http://www.us-cert.gov/cas/techalerts/TA09-133A.htmlUS Government Resource
af854a3a-2127-422b-91ae-364da2661108http://www.vupen.com/english/advisories/2009/1297
af854a3a-2127-422b-91ae-364da2661108https://exchange.xforce.ibmcloud.com/vulnerabilities/50592
Impacted products
Vendor Product Version
apple mac_os_x 10.5.0
apple mac_os_x 10.5.1
apple mac_os_x 10.5.2
apple mac_os_x 10.5.3
apple mac_os_x 10.5.4
apple mac_os_x 10.5.5
apple mac_os_x 10.5.6
apple mac_os_x_server 10.4.11
apple mac_os_x_server 10.5.0
apple mac_os_x_server 10.5.1
apple mac_os_x_server 10.5.2
apple mac_os_x_server 10.5.3
apple mac_os_x_server 10.5.4
apple mac_os_x_server 10.5.6
To clipboard 

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  "affected": [
    {
      "affectedData": [
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          "product": "n/a",
          "vendor": "n/a",
          "versions": [
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              "version": "n/a"
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      ],
      "source": "cve@mitre.org"
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  "cveTags": [],
  "descriptions": [
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      "lang": "en",
      "value": "The OpenSSL::OCSP module for Ruby in Apple Mac OS X 10.5 before 10.5.7 misinterprets an unspecified invalid response as a successful OCSP certificate validation, which might allow remote attackers to spoof certificate authentication via a revoked certificate."
    },
    {
      "lang": "es",
      "value": "El m\u00f3dulo OpenSSL::OCSP de Ruby en Apple Mac OS X v10.5 anterior a v10.5.7 malinterpreta una respuesta no v\u00e1lida no especificada como un certificado de validaci\u00f3n OCSP v\u00e1lido, lo que podr\u00eda permitir a atacantes remotos falsear certificados de autenticaci\u00f3n a trav\u00e9s de un certificado revocados"
    }
  ],
  "id": "CVE-2009-0161",
  "lastModified": "2026-06-16T23:04:23.887",
  "metrics": {
    "cvssMetricV2": [
      {
        "acInsufInfo": false,
        "baseSeverity": "MEDIUM",
        "cvssData": {
          "accessComplexity": "LOW",
          "accessVector": "NETWORK",
          "authentication": "NONE",
          "availabilityImpact": "PARTIAL",
          "baseScore": 6.4,
          "confidentialityImpact": "NONE",
          "integrityImpact": "PARTIAL",
          "vectorString": "AV:N/AC:L/Au:N/C:N/I:P/A:P",
          "version": "2.0"
        },
        "exploitabilityScore": 10.0,
        "impactScore": 4.9,
        "obtainAllPrivilege": false,
        "obtainOtherPrivilege": false,
        "obtainUserPrivilege": false,
        "source": "nvd@nist.gov",
        "type": "Primary",
        "userInteractionRequired": false
      }
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  },
  "published": "2009-05-13T15:30:00.500",
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      "tags": [
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    },
    {
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      "url": "http://secunia.com/advisories/35074"
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      "url": "http://www.securityfocus.com/bid/34926"
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      "url": "http://www.us-cert.gov/cas/techalerts/TA09-133A.html"
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      "url": "http://www.vupen.com/english/advisories/2009/1297"
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  "vulnStatus": "Modified",
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          "value": "CWE-20"
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      ],
      "source": "nvd@nist.gov",
      "type": "Primary"
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}



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