{"id":"CVE-2009-1786","state":"PUBLISHED","title":"The malloc subsystem in libc in IBM AIX 5.3 and 6.1 allows local users to create or overwrite arbitrary files via a symlink attack on the log file associated with the MALLOCDEBUG e","description":"The malloc subsystem in libc in IBM AIX 5.3 and 6.1 allows local users to create or overwrite arbitrary files via a symlink attack on the log file associated with the MALLOCDEBUG environment variable.","publishedAt":"2009-05-26T15:16:00.000Z","updatedAt":"2024-08-07T05:27:54.273Z","severity":null,"assigner":"mitre","products":["n/a n/a"],"affected":[{"vendor":"n/a","product":"n/a","versions":[{"version":"n/a","status":"affected"}]}],"references":["http://aix.software.ibm.com/aix/efixes/security/libc_advisory.asc","http://www.ibm.com/support/docview.wss?uid=isg1IZ50445","https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A6276","http://www.ibm.com/support/docview.wss?uid=isg1IZ50447","http://www.osvdb.org/54617","http://www.ibm.com/support/docview.wss?uid=isg1IZ50121","http://labs.idefense.com/intelligence/vulnerabilities/display.php?id=802","http://www.securityfocus.com/bid/35034","https://www.exploit-db.com/exploits/9306","http://securitytracker.com/id?1022261","http://www.vupen.com/english/advisories/2009/1380","https://exchange.xforce.ibmcloud.com/vulnerabilities/50636","http://www.ibm.com/support/docview.wss?uid=isg1IZ50517","http://secunia.com/advisories/35146","http://www.ibm.com/support/docview.wss?uid=isg1IZ50500","http://www.ibm.com/support/docview.wss?uid=isg1IZ50129","http://www.ibm.com/support/docview.wss?uid=isg1IZ50139"],"weaknesses":[],"ingestedAt":"2026-10-29T19:39:15.997Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2009/1xxx/CVE-2009-1786.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.1","cveMetadata":{"cveId":"CVE-2009-1786","state":"PUBLISHED","datePublished":"2009-05-26T15:16:00.000Z","dateUpdated":"2024-08-07T05:27:54.273Z","assignerShortName":"mitre","assignerOrgId":"8254265b-2729-46b6-b9e3-3dfca2d5bfca","dateReserved":"2009-05-26T00:00:00.000Z"},"containers":{"cna":{"descriptions":[{"lang":"en","value":"The malloc subsystem in libc in IBM AIX 5.3 and 6.1 allows local users to create or overwrite arbitrary files via a symlink attack on the log file associated with the MALLOCDEBUG environment variable."}],"affected":[{"vendor":"n/a","product":"n/a","versions":[{"version":"n/a","status":"affected"}]}],"references":[{"url":"http://aix.software.ibm.com/aix/efixes/security/libc_advisory.asc","tags":["x_refsource_CONFIRM"]},{"url":"http://www.ibm.com/support/docview.wss?uid=isg1IZ50445","name":"IZ50445","tags":["vendor-advisory","x_refsource_AIXAPAR"]},{"url":"https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A6276","name":"oval:org.mitre.oval:def:6276","tags":["vdb-entry","signature","x_refsource_OVAL"]},{"url":"http://www.ibm.com/support/docview.wss?uid=isg1IZ50447","name":"IZ50447","tags":["vendor-advisory","x_refsource_AIXAPAR"]},{"url":"http://www.osvdb.org/54617","name":"54617","tags":["vdb-entry","x_refsource_OSVDB"]},{"url":"http://www.ibm.com/support/docview.wss?uid=isg1IZ50121","name":"IZ50121","tags":["vendor-advisory","x_refsource_AIXAPAR"]},{"url":"http://labs.idefense.com/intelligence/vulnerabilities/display.php?id=802","name":"20090520 IBM AIX libc MALLOCDEBUG File Overwrite Vulnerability","tags":["third-party-advisory","x_refsource_IDEFENSE"]},{"url":"http://www.securityfocus.com/bid/35034","name":"35034","tags":["vdb-entry","x_refsource_BID"]},{"url":"https://www.exploit-db.com/exploits/9306","name":"9306","tags":["exploit","x_refsource_EXPLOIT-DB"]},{"url":"http://securitytracker.com/id?1022261","name":"1022261","tags":["vdb-entry","x_refsource_SECTRACK"]},{"url":"http://www.vupen.com/english/advisories/2009/1380","name":"ADV-2009-1380","tags":["vdb-entry","x_refsource_VUPEN"]},{"url":"https://exchange.xforce.ibmcloud.com/vulnerabilities/50636","name":"aix-mallocdebug-privilege-escalation(50636)","tags":["vdb-entry","x_refsource_XF"]},{"url":"http://www.ibm.com/support/docview.wss?uid=isg1IZ50517","name":"IZ50517","tags":["vendor-advisory","x_refsource_AIXAPAR"]},{"url":"http://secunia.com/advisories/35146","name":"35146","tags":["third-party-advisory","x_refsource_SECUNIA"]},{"url":"http://www.ibm.com/support/docview.wss?uid=isg1IZ50500","name":"IZ50500","tags":["vendor-advisory","x_refsource_AIXAPAR"]},{"url":"http://www.ibm.com/support/docview.wss?uid=isg1IZ50129","name":"IZ50129","tags":["vendor-advisory","x_refsource_AIXAPAR"]},{"url":"http://www.ibm.com/support/docview.wss?uid=isg1IZ50139","name":"IZ50139","tags":["vendor-advisory","x_refsource_AIXAPAR"]}],"problemTypes":[{"descriptions":[{"description":"n/a","lang":"en","type":"text"}]}],"providerMetadata":{"shortName":"mitre","dateUpdated":"2017-09-28T12:57:01.000Z","orgId":"8254265b-2729-46b6-b9e3-3dfca2d5bfca"},"datePublic":"2009-05-19T00:00:00.000Z","x_legacyV4Record":{"CVE_data_meta":{"ASSIGNER":"cve@mitre.org","ID":"CVE-2009-1786","STATE":"PUBLIC"},"affects":{"vendor":{"vendor_data":[{"product":{"product_data":[{"product_name":"n/a","version":{"version_data":[{"version_value":"n/a"}]}}]},"vendor_name":"n/a"}]}},"data_format":"MITRE","data_type":"CVE","data_version":"4.0","description":{"description_data":[{"lang":"eng","value":"The malloc subsystem in libc in IBM AIX 5.3 and 6.1 allows local users to create or overwrite arbitrary files via a symlink attack on the log file associated with the MALLOCDEBUG environment variable."}]},"problemtype":{"problemtype_data":[{"description":[{"lang":"eng","value":"n/a"}]}]},"references":{"reference_data":[{"name":"http://aix.software.ibm.com/aix/efixes/security/libc_advisory.asc","refsource":"CONFIRM","url":"http://aix.software.ibm.com/aix/efixes/security/libc_advisory.asc"},{"name":"IZ50445","refsource":"AIXAPAR","url":"http://www.ibm.com/support/docview.wss?uid=isg1IZ50445"},{"name":"oval:org.mitre.oval:def:6276","refsource":"OVAL","url":"https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A6276"},{"name":"IZ50447","refsource":"AIXAPAR","url":"http://www.ibm.com/support/docview.wss?uid=isg1IZ50447"},{"name":"54617","refsource":"OSVDB","url":"http://www.osvdb.org/54617"},{"name":"IZ50121","refsource":"AIXAPAR","url":"http://www.ibm.com/support/docview.wss?uid=isg1IZ50121"},{"name":"20090520 IBM AIX libc MALLOCDEBUG File Overwrite Vulnerability","refsource":"IDEFENSE","url":"http://labs.idefense.com/intelligence/vulnerabilities/display.php?id=802"},{"name":"35034","refsource":"BID","url":"http://www.securityfocus.com/bid/35034"},{"name":"9306","refsource":"EXPLOIT-DB","url":"https://www.exploit-db.com/exploits/9306"},{"name":"1022261","refsource":"SECTRACK","url":"http://securitytracker.com/id?1022261"},{"name":"ADV-2009-1380","refsource":"VUPEN","url":"http://www.vupen.com/english/advisories/2009/1380"},{"name":"aix-mallocdebug-privilege-escalation(50636)","refsource":"XF","url":"https://exchange.xforce.ibmcloud.com/vulnerabilities/50636"},{"name":"IZ50517","refsource":"AIXAPAR","url":"http://www.ibm.com/support/docview.wss?uid=isg1IZ50517"},{"name":"35146","refsource":"SECUNIA","url":"http://secunia.com/advisories/35146"},{"name":"IZ50500","refsource":"AIXAPAR","url":"http://www.ibm.com/support/docview.wss?uid=isg1IZ50500"},{"name":"IZ50129","refsource":"AIXAPAR","url":"http://www.ibm.com/support/docview.wss?uid=isg1IZ50129"},{"name":"IZ50139","refsource":"AIXAPAR","url":"http://www.ibm.com/support/docview.wss?uid=isg1IZ50139"}]}}},"adp":[{"title":"CVE Program Container","references":[{"url":"http://aix.software.ibm.com/aix/efixes/security/libc_advisory.asc","tags":["x_refsource_CONFIRM","x_transferred"]},{"url":"http://www.ibm.com/support/docview.wss?uid=isg1IZ50445","name":"IZ50445","tags":["vendor-advisory","x_refsource_AIXAPAR","x_transferred"]},{"url":"https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A6276","name":"oval:org.mitre.oval:def:6276","tags":["vdb-entry","signature","x_refsource_OVAL","x_transferred"]},{"url":"http://www.ibm.com/support/docview.wss?uid=isg1IZ50447","name":"IZ50447","tags":["vendor-advisory","x_refsource_AIXAPAR","x_transferred"]},{"url":"http://www.osvdb.org/54617","name":"54617","tags":["vdb-entry","x_refsource_OSVDB","x_transferred"]},{"url":"http://www.ibm.com/support/docview.wss?uid=isg1IZ50121","name":"IZ50121","tags":["vendor-advisory","x_refsource_AIXAPAR","x_transferred"]},{"url":"http://labs.idefense.com/intelligence/vulnerabilities/display.php?id=802","name":"20090520 IBM AIX libc MALLOCDEBUG File Overwrite Vulnerability","tags":["third-party-advisory","x_refsource_IDEFENSE","x_transferred"]},{"url":"http://www.securityfocus.com/bid/35034","name":"35034","tags":["vdb-entry","x_refsource_BID","x_transferred"]},{"url":"https://www.exploit-db.com/exploits/9306","name":"9306","tags":["exploit","x_refsource_EXPLOIT-DB","x_transferred"]},{"url":"http://securitytracker.com/id?1022261","name":"1022261","tags":["vdb-entry","x_refsource_SECTRACK","x_transferred"]},{"url":"http://www.vupen.com/english/advisories/2009/1380","name":"ADV-2009-1380","tags":["vdb-entry","x_refsource_VUPEN","x_transferred"]},{"url":"https://exchange.xforce.ibmcloud.com/vulnerabilities/50636","name":"aix-mallocdebug-privilege-escalation(50636)","tags":["vdb-entry","x_refsource_XF","x_transferred"]},{"url":"http://www.ibm.com/support/docview.wss?uid=isg1IZ50517","name":"IZ50517","tags":["vendor-advisory","x_refsource_AIXAPAR","x_transferred"]},{"url":"http://secunia.com/advisories/35146","name":"35146","tags":["third-party-advisory","x_refsource_SECUNIA","x_transferred"]},{"url":"http://www.ibm.com/support/docview.wss?uid=isg1IZ50500","name":"IZ50500","tags":["vendor-advisory","x_refsource_AIXAPAR","x_transferred"]},{"url":"http://www.ibm.com/support/docview.wss?uid=isg1IZ50129","name":"IZ50129","tags":["vendor-advisory","x_refsource_AIXAPAR","x_transferred"]},{"url":"http://www.ibm.com/support/docview.wss?uid=isg1IZ50139","name":"IZ50139","tags":["vendor-advisory","x_refsource_AIXAPAR","x_transferred"]}],"providerMetadata":{"shortName":"CVE","orgId":"af854a3a-2127-422b-91ae-364da2661108","dateUpdated":"2024-08-07T05:27:54.273Z"}}]}}}