CVE-2012-1172

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implementation in rfc1867.c in PHP before 5.4.0 does not properly handle invalid [ (open square bracket) characters in name values, which makes it easier for remote attackers to cause a denial of service (malformed $_FILES indexes) or conduct directory traversal attacks during multi-file uploads by leveraging a script that lacks its own filename restrictions."}, {"lang": "es", "value": "La aplicaci\u00f3n de carga de archivos en rfc1867.c en PHP anterior a v5.4.0 no maneja correctamente caracteres v\u00e1lidos [(corchete abierto) en los valores de nombre, lo que hace que sea m\u00e1s f\u00e1cil para atacantes remotos causar una denegaci\u00f3n de servicio ( indices $ _FILES malformados) o llevar a cabo ataques transversales de directorio durante la carga de archivos aprovech\u00e1ndose de un script que carece de las restricciones de nombre del propio fichero.\r\n"}], "id": "CVE-2012-1172", "lastModified": "2026-06-16T23:39:10.930", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "MEDIUM", "cvssData": {"accessComplexity": "MEDIUM", "accessVector": "NETWORK", "authentication": "NONE", "availabilityImpact": "PARTIAL", "baseScore": 5.8, "confidentialityImpact": "NONE", "integrityImpact": "PARTIAL", "vectorString": "AV:N/AC:M/Au:N/C:N/I:P/A:P", "version": "2.0"}, "exploitabilityScore": 8.6, "impactScore": 4.9, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "nvd@nist.gov", "type": "Primary", "userInteractionRequired": false}]}, "published": "2012-05-24T00:55:02.507", "references": [{"source": "secalert@redhat.com", "tags": ["Exploit"], "url": "http://isisblogs.poly.edu/2011/08/11/php-not-properly-checking-params/"}, {"source": "secalert@redhat.com", "url": "http://lists.apple.com/archives/security-announce/2012/Sep/msg00004.html"}, {"source": "secalert@redhat.com", "url": "http://lists.fedoraproject.org/pipermail/package-announce/2012-May/080037.html"}, {"source": "secalert@redhat.com", "url": "http://lists.fedoraproject.org/pipermail/package-announce/2012-May/080041.html"}, {"source": "secalert@redhat.com", "url": "http://lists.fedoraproject.org/pipermail/package-announce/2012-May/080070.html"}, {"source": "secalert@redhat.com", "url": "http://lists.opensuse.org/opensuse-security-announce/2012-05/msg00007.html"}, {"source": "secalert@redhat.com", "url": "http://lists.opensuse.org/opensuse-security-announce/2012-05/msg00011.html"}, {"source": "secalert@redhat.com", "url": "http://marc.info/?l=bugtraq&m=134012830914727&w=2"}, {"source": "secalert@redhat.com", "url": "http://openwall.com/lists/oss-security/2012/03/13/4"}, {"source": "secalert@redhat.com", "url": "http://support.apple.com/kb/HT5501"}, {"source": "secalert@redhat.com", "tags": ["Patch"], "url": "http://svn.php.net/viewvc/php/php-src/branches/PHP_5_4/main/rfc1867.c?r1=321664&r2=321663&pathrev=321664"}, {"source": "secalert@redhat.com", "url": "http://svn.php.net/viewvc?view=revision&revision=321664"}, {"source": "secalert@redhat.com", "url": "http://www.debian.org/security/2012/dsa-2465"}, {"source": "secalert@redhat.com", "url": "http://www.php.net/ChangeLog-5.php#5.4.0"}, {"source": "secalert@redhat.com", "tags": ["Exploit"], "url": "https://bugs.php.net/bug.php?id=48597"}, {"source": "secalert@redhat.com", "url": "https://bugs.php.net/bug.php?id=49683"}, {"source": "secalert@redhat.com", "tags": ["Exploit"], "url": "https://bugs.php.net/bug.php?id=54374"}, {"source": "secalert@redhat.com", "url": "https://bugs.php.net/bug.php?id=55500"}, {"source": "secalert@redhat.com", "tags": ["Exploit"], "url": "https://nealpoole.com/blog/2011/10/directory-traversal-via-php-multi-file-uploads/"}, {"source": "secalert@redhat.com", "tags": ["Exploit"], "url": "https://students.mimuw.edu.pl/~ai292615/php_multipleupload_overwrite.pdf"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Exploit"], "url": "http://isisblogs.poly.edu/2011/08/11/php-not-properly-checking-params/"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "http://lists.apple.com/archives/security-announce/2012/Sep/msg00004.html"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "http://lists.fedoraproject.org/pipermail/package-announce/2012-May/080037.html"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "http://lists.fedoraproject.org/pipermail/package-announce/2012-May/080041.html"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "http://lists.fedoraproject.org/pipermail/package-announce/2012-May/080070.html"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "http://lists.opensuse.org/opensuse-security-announce/2012-05/msg00007.html"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "http://lists.opensuse.org/opensuse-security-announce/2012-05/msg00011.html"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "http://marc.info/?l=bugtraq&m=134012830914727&w=2"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "http://openwall.com/lists/oss-security/2012/03/13/4"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "http://support.apple.com/kb/HT5501"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Patch"], "url": "http://svn.php.net/viewvc/php/php-src/branches/PHP_5_4/main/rfc1867.c?r1=321664&r2=321663&pathrev=321664"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "http://svn.php.net/viewvc?view=revision&revision=321664"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "http://www.debian.org/security/2012/dsa-2465"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "http://www.php.net/ChangeLog-5.php#5.4.0"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Exploit"], "url": "https://bugs.php.net/bug.php?id=48597"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "https://bugs.php.net/bug.php?id=49683"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Exploit"], "url": "https://bugs.php.net/bug.php?id=54374"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "https://bugs.php.net/bug.php?id=55500"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Exploit"], "url": "https://nealpoole.com/blog/2011/10/directory-traversal-via-php-multi-file-uploads/"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Exploit"], "url": "https://students.mimuw.edu.pl/~ai292615/php_multipleupload_overwrite.pdf"}], "sourceIdentifier": "secalert@redhat.com", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-20"}], "source": "nvd@nist.gov", "type": "Primary"}]}

{"affected_release": [{"advisory": "RHSA-2012:1045", "cpe": "cpe:/o:redhat:enterprise_linux:5", "package": "php-0:5.1.6-39.el5_8", "product_name": "Red Hat Enterprise Linux 5", "release_date": "2012-06-27T00:00:00Z"}, {"advisory": "RHSA-2012:1047", "cpe": "cpe:/o:redhat:enterprise_linux:5", "package": "php53-0:5.3.3-13.el5_8", "product_name": "Red Hat Enterprise Linux 5", "release_date": "2012-06-27T00:00:00Z"}, {"advisory": "RHSA-2012:1046", "cpe": "cpe:/o:redhat:enterprise_linux:6", "package": "php-0:5.3.3-14.el6_3", "product_name": "Red Hat Enterprise Linux 6", "release_date": "2012-06-27T00:00:00Z"}], "bugzilla": {"description": "php: $_FILES array indexes corruption", "id": "799187", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=799187"}, "csaw": false, "cvss": {"cvss_base_score": "6.4", "cvss_scoring_vector": "AV:N/AC:L/Au:N/C:P/I:P/A:N", "status": "verified"}, "details": ["The file-upload implementation in rfc1867.c in PHP before 5.4.0 does not properly handle invalid [ (open square bracket) characters in name values, which makes it easier for remote attackers to cause a denial of service (malformed $_FILES indexes) or conduct directory traversal attacks during multi-file uploads by leveraging a script that lacks its own filename restrictions."], "name": "CVE-2012-1172", "package_state": [{"cpe": "cpe:/a:redhat:rhel_application_stack:2", "fix_state": "Will not fix", "package_name": "php", "product_name": "Red Hat Application Stack v2 for Enterprise Linux"}, {"cpe": "cpe:/o:redhat:enterprise_linux:4", "fix_state": "Not affected", "package_name": "php", "product_name": "Red Hat Enterprise Linux 4"}], "public_date": "2012-03-01T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2012-1172\nhttps://nvd.nist.gov/vuln/detail/CVE-2012-1172"], "threat_severity": "Moderate"}

{}