CVE-2009-3294

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{"affected": [{"affectedData": [{"product": "n/a", "vendor": "n/a", "versions": [{"status": "affected", "version": "n/a"}]}], "source": "cve@mitre.org"}], "configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:php:php:*:*:*:*:*:*:*:*", "matchCriteriaId": "FFD822BB-D59C-4EFB-8E57-668CA6D477A7", "versionEndExcluding": "5.2.11", "versionStartIncluding": "5.2.0", "vulnerable": true}, {"criteria": "cpe:2.3:a:php:php:*:*:*:*:*:*:*:*", "matchCriteriaId": "54C23FEC-84BD-4C66-8B70-F24F4C26066F", "versionEndExcluding": "5.3.1", "versionStartIncluding": "5.3.0", "vulnerable": true}], "negate": false, "operator": "OR"}, {"cpeMatch": [{"criteria": "cpe:2.3:o:microsoft:windows_7:*:*:*:*:*:*:*:*", "matchCriteriaId": "D56B932B-9593-44E2-B610-E4EB2143EB21", "vulnerable": false}, {"criteria": "cpe:2.3:o:microsoft:windows_server_2008:*:*:*:*:*:*:*:*", "matchCriteriaId": "6B33C9BD-FC34-4DFC-A81F-C620D3DAA79D", "vulnerable": false}, {"criteria": "cpe:2.3:o:microsoft:windows_xp:*:*:*:*:*:*:*:*", "matchCriteriaId": "E61F1C9B-44AF-4B35-A7B2-948EEF7639BD", "vulnerable": false}], "negate": false, "operator": "OR"}], "operator": "AND"}], "cveTags": [], "descriptions": [{"lang": "en", "value": "The popen API function in TSRM/tsrm_win32.c in PHP before 5.2.11 and 5.3.x before 5.3.1, when running on certain Windows operating systems, allows context-dependent attackers to cause a denial of service (crash) via a crafted (1) \"e\" or (2) \"er\" string in the second argument (aka mode), possibly related to the _fdopen function in the Microsoft C runtime library. NOTE: this might not cross privilege boundaries except in rare cases in which the mode argument is accessible to an attacker outside of an application that uses the popen function."}, {"lang": "es", "value": "La funci\u00f3n popen de la API en el archivo TSRM/tsrm_win32.c en PHP anterior a versi\u00f3n 5.2.11 y versi\u00f3n 5.3.x anterior a 5.3.1, cuando se ejecuta en ciertos sistemas operativos de Windows, permite que los atacantes dependiendo del contexto causen una denegaci\u00f3n de servicio (bloqueo) mediante una cadena (1) \"e\" o (2) \"er\" en el segundo argumento (tambi\u00e9n se conoce como modo), posiblemente relacionado a la funci\u00f3n _fdopen en la biblioteca runtime de Microsoft C. NOTA: esto podr\u00eda no cruzar los l\u00edmites de privilegios, excepto en casos excepcionales en los que el argumento mode es accesible para un atacante fuera de una aplicaci\u00f3n que utiliza la funci\u00f3n popen."}], "id": "CVE-2009-3294", "lastModified": "2026-06-16T23:11:19.653", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "MEDIUM", "cvssData": {"accessComplexity": "LOW", "accessVector": "NETWORK", "authentication": "NONE", "availabilityImpact": "PARTIAL", "baseScore": 5.0, "confidentialityImpact": "NONE", "integrityImpact": "NONE", "vectorString": "AV:N/AC:L/Au:N/C:N/I:N/A:P", "version": "2.0"}, "exploitabilityScore": 10.0, "impactScore": 2.9, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "nvd@nist.gov", "type": "Primary", "userInteractionRequired": false}]}, "published": "2009-09-22T10:30:00.827", "references": [{"source": "cve@mitre.org", "tags": ["Exploit", "Vendor Advisory"], "url": "http://bugs.php.net/bug.php?id=44683"}, {"source": "cve@mitre.org", "tags": ["Vendor Advisory"], "url": "http://news.php.net/php.announce/79"}, {"source": "cve@mitre.org", "tags": ["Vendor Advisory"], "url": "http://svn.php.net/viewvc?view=revision&revision=287779"}, {"source": "cve@mitre.org", "tags": ["Mailing List", "Patch"], "url": "http://www.openwall.com/lists/oss-security/2009/09/20/1"}, {"source": "cve@mitre.org", "tags": ["Mailing List"], "url": "http://www.openwall.com/lists/oss-security/2009/11/20/2"}, {"source": "cve@mitre.org", "tags": ["Mailing List"], "url": "http://www.openwall.com/lists/oss-security/2009/11/20/3"}, {"source": "cve@mitre.org", "tags": ["Broken Link"], "url": "http://www.osvdb.org/58188"}, {"source": "cve@mitre.org", "tags": ["Vendor Advisory"], "url": "http://www.php.net/ChangeLog-5.php"}, {"source": "cve@mitre.org", "tags": ["Vendor Advisory"], "url": "http://www.php.net/ChangeLog-5.php#5.2.11"}, {"source": "cve@mitre.org", "tags": ["Patch", "Vendor Advisory"], "url": "http://www.php.net/releases/5_2_11.php"}, {"source": "cve@mitre.org", "tags": ["Vendor Advisory"], "url": "http://www.php.net/releases/5_3_1.php"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Exploit", "Vendor Advisory"], "url": "http://bugs.php.net/bug.php?id=44683"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Vendor Advisory"], "url": "http://news.php.net/php.announce/79"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Vendor Advisory"], "url": "http://svn.php.net/viewvc?view=revision&revision=287779"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Mailing List", "Patch"], "url": "http://www.openwall.com/lists/oss-security/2009/09/20/1"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Mailing List"], "url": "http://www.openwall.com/lists/oss-security/2009/11/20/2"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Mailing List"], "url": "http://www.openwall.com/lists/oss-security/2009/11/20/3"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Broken Link"], "url": "http://www.osvdb.org/58188"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Vendor Advisory"], "url": "http://www.php.net/ChangeLog-5.php"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Vendor Advisory"], "url": "http://www.php.net/ChangeLog-5.php#5.2.11"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Patch", "Vendor Advisory"], "url": "http://www.php.net/releases/5_2_11.php"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Vendor Advisory"], "url": "http://www.php.net/releases/5_3_1.php"}], "sourceIdentifier": "cve@mitre.org", "vendorComments": [{"comment": "Not vulnerable. This issue did not affect the versions of php as shipped with Red Hat Enterprise Linux 3, 4, or 5, and Red Hat Application Stack v2.", "lastModified": "2009-09-24T00:00:00", "organization": "Red Hat"}], "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-134"}], "source": "nvd@nist.gov", "type": "Primary"}]}

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