CVE-2007-4840

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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": "A5B6B1C7-B7B8-495E-9FE5-FF39718DC64E", "versionEndIncluding": "5.2.4", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "PHP 5.2.4 and earlier allows context-dependent attackers to cause a denial of service (application crash) via (1) a long string in the out_charset parameter to the iconv function; or a long string in the charset parameter to the (2) iconv_mime_decode_headers, (3) iconv_mime_decode, or (4) iconv_strlen function. NOTE: this might not be a vulnerability in most web server environments that support multiple threads, unless these issues can be demonstrated for code execution."}, {"lang": "es", "value": "PHP 5.2.4 y anteriores permite a usuarios locales o remotos dependiendo del contexto provocar una denegaci\u00f3n de serviciO (ca\u00edda de aplicaci\u00f3n) mediante (1) una cadena larga en el par\u00e1metro out_charset para la funci\u00f3n iconf; o una cadena larga en el par\u00e1metro charset para las funciones (2) iconv_mime_decode_headers, (3) iconv_mime_decode, o (4) iconf_strlen. NOTA: esto no podr\u00edan ser una vulnerabilidad en la mayor\u00eda de los entornos de servidor web que soportan m\u00faltiples hilos, a no ser que se pueda demostrar que estos problemas permiten ejecuci\u00f3n de c\u00f3digo."}], "id": "CVE-2007-4840", "lastModified": "2026-06-16T22:44:53.700", "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": "2007-09-12T20:17:00.000", "references": [{"source": "cve@mitre.org", "url": "http://lists.opensuse.org/opensuse-security-announce/2008-01/msg00006.html"}, {"source": "cve@mitre.org", "url": "http://osvdb.org/38916"}, {"source": "cve@mitre.org", "url": "http://secunia.com/advisories/27102"}, {"source": "cve@mitre.org", "url": "http://secunia.com/advisories/27659"}, {"source": "cve@mitre.org", "url": "http://secunia.com/advisories/28658"}, {"source": "cve@mitre.org", "url": "http://secunia.com/advisories/30040"}, {"source": "cve@mitre.org", "url": "http://securityreason.com/securityalert/3122"}, {"source": "cve@mitre.org", "url": "http://wiki.rpath.com/wiki/Advisories:rPSA-2007-0242"}, {"source": "cve@mitre.org", "url": "http://www.gentoo.org/security/en/glsa/glsa-200710-02.xml"}, {"source": "cve@mitre.org", "url": "http://www.securityfocus.com/archive/1/478730/100/0/threaded"}, {"source": "cve@mitre.org", "url": "http://www.securityfocus.com/archive/1/491693/100/0/threaded"}, {"source": "cve@mitre.org", "url": "https://issues.rpath.com/browse/RPL-1943"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "http://lists.opensuse.org/opensuse-security-announce/2008-01/msg00006.html"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "http://osvdb.org/38916"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "http://secunia.com/advisories/27102"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "http://secunia.com/advisories/27659"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "http://secunia.com/advisories/28658"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "http://secunia.com/advisories/30040"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "http://securityreason.com/securityalert/3122"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "http://wiki.rpath.com/wiki/Advisories:rPSA-2007-0242"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "http://www.gentoo.org/security/en/glsa/glsa-200710-02.xml"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "http://www.securityfocus.com/archive/1/478730/100/0/threaded"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "http://www.securityfocus.com/archive/1/491693/100/0/threaded"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "https://issues.rpath.com/browse/RPL-1943"}], "sourceIdentifier": "cve@mitre.org", "vendorComments": [{"comment": "We do not consider this to be a security issue. For more information please see\nhttp://bugzilla.redhat.com/bugzilla/show_bug.cgi?id=169857#c1\nand http://www.php.net/security-note.php", "lastModified": "2007-09-13T00:00:00", "organization": "Red Hat"}], "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-20"}], "source": "nvd@nist.gov", "type": "Primary"}]}

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