{"id":"CVE-2009-2669","aliases":["EUVD-2009-2662","GHSA-wfhq-rjjw-5xwh"],"status":"published","title":"A certain debugging component in IBM AIX 5.3 and 6.1 does not properly handle the (1)...","description":"A certain debugging component in IBM AIX 5.3 and 6.1 does not properly handle the (1) _LIB_INIT_DBG and (2) _LIB_INIT_DBG_FILE environment variables, which allows local users to gain privileges by leveraging a setuid-root program to create an arbitrary root-owned file with world-writable permissions, related to libC.a (aka the XL C++ runtime library) in AIX 5.3 and libc.a in AIX 6.1.","severity":{"version":"2.0","score":7.2,"vector":"AV:L/AC:L/Au:N/C:C/I:C/A:C","level":"high","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-09","score":0.00721,"percentile":0.54241,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":true,"fix_available":false},"cwes":["CWE-264"],"published":"2009-08-05T19:00:00Z","modified":"2026-06-16T23:09:57Z","exploits":[{"source":"exploitdb","id":"EDB-9645","title":"IBM AIX 5.6/6.1 - '_LIB_INIT_DBG' Arbitrary File Overwrite via Libc Debug","type":"local","platform":"aix","date":"2009-09-11","verified":true,"url":"https://www.exploit-db.com/exploits/9645"}],"products":[{"vendor":"ibm","product":"aix"}],"references":[{"url":"http://www.ibm.com/support/docview.wss?uid=isg1IZ54593","tags":["vendor-advisory","x_refsource_AIXAPAR","x_transferred"]},{"url":"http://www.ibm.com/support/docview.wss?uid=isg1IZ56204","tags":["vendor-advisory","x_refsource_AIXAPAR","x_transferred","Patch","Vendor Advisory"]},{"url":"http://secunia.com/advisories/36156","tags":["third-party-advisory","x_refsource_SECUNIA","x_transferred"]},{"url":"http://aix.software.ibm.com/aix/efixes/security/libC_advisory.asc","tags":["x_refsource_CONFIRM","x_transferred","Vendor Advisory"]},{"url":"http://www.ibm.com/support/docview.wss?uid=isg1IZ56203","tags":["vendor-advisory","x_refsource_AIXAPAR","x_transferred","Patch","Vendor Advisory"]},{"url":"http://www.ibm.com/support/docview.wss?uid=isg1IZ54090","tags":["vendor-advisory","x_refsource_AIXAPAR","x_transferred"]},{"url":"http://www.ibm.com/support/docview.wss?uid=isg1IZ54091","tags":["vendor-advisory","x_refsource_AIXAPAR","x_transferred"]},{"url":"http://www.securityfocus.com/bid/35934","tags":["vdb-entry","x_refsource_BID","x_transferred","Patch"]},{"url":"http://www.ibm.com/support/docview.wss?uid=isg1IZ56205","tags":["vendor-advisory","x_refsource_AIXAPAR","x_transferred","Patch","Vendor Advisory"]},{"url":"http://www.vupen.com/english/advisories/2009/2151","tags":["vdb-entry","x_refsource_VUPEN","x_transferred"]},{"url":"http://labs.idefense.com/intelligence/vulnerabilities/display.php?id=815","tags":["third-party-advisory","x_refsource_IDEFENSE","x_transferred"]},{"url":"http://www.ibm.com/support/docview.wss?uid=isg1IZ56206","tags":["vendor-advisory","x_refsource_AIXAPAR","x_transferred","Patch","Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2009-2669"},{"url":"https://github.com/advisories/GHSA-wfhq-rjjw-5xwh"}],"sources":{"cve":[{"id":"CVE-2009-2669","description":"A certain debugging component in IBM AIX 5.3 and 6.1 does not properly handle the (1) _LIB_INIT_DBG and (2) _LIB_INIT_DBG_FILE environment variables, which allows local users to gain privileges by leveraging a setuid-root program to create an arbitrary root-owned file with world-writable permissions, related to libC.a (aka the XL C++ runtime library) in AIX 5.3 and libc.a in AIX 6.1.","status":"published","published":"2009-08-05T19:00:00Z","modified":"2024-08-07T05:59:56.276Z","updated_at":"2026-11-02T14:33:23.749891Z"}],"euvd":[{"id":"EUVD-2009-2662","description":"A certain debugging component in IBM AIX 5.3 and 6.1 does not properly handle the (1) _LIB_INIT_DBG and (2) _LIB_INIT_DBG_FILE environment variables, which allows local users to gain privileges by leveraging a setuid-root program to create an arbitrary root-owned file with world-writable permissions, related to libC.a (aka the XL C++ runtime library) in AIX 5.3 and libc.a in AIX 6.1.","status":"published","published":"2009-08-05T19:00:00Z","modified":"2024-08-07T05:59:56Z","updated_at":"2026-11-03T01:39:16.555521Z"}],"ghsa":[{"id":"GHSA-wfhq-rjjw-5xwh","title":"A certain debugging component in IBM AIX 5.3 and 6.1 does not properly handle the (1)...","description":"A certain debugging component in IBM AIX 5.3 and 6.1 does not properly handle the (1) _LIB_INIT_DBG and (2) _LIB_INIT_DBG_FILE environment variables, which allows local users to gain privileges by leveraging a setuid-root program to create an arbitrary root-owned file with world-writable permissions, related to libC.a (aka the XL C++ runtime library) in AIX 5.3 and libc.a in AIX 6.1.","status":"published","published":"2022-05-02T03:37:33Z","modified":"2023-01-31T05:07:59Z","updated_at":"2026-11-02T14:49:18.929475Z"}],"nvd":[{"id":"CVE-2009-2669","description":"A certain debugging component in IBM AIX 5.3 and 6.1 does not properly handle the (1) _LIB_INIT_DBG and (2) _LIB_INIT_DBG_FILE environment variables, which allows local users to gain privileges by leveraging a setuid-root program to create an arbitrary root-owned file with world-writable permissions, related to libC.a (aka the XL C++ runtime library) in AIX 5.3 and libc.a in AIX 6.1.","status":"published","published":"2009-08-05T19:30:01.127Z","modified":"2026-06-16T23:09:57.7Z","cvss":[{"version":"2.0","score":7.2,"vector":"AV:L/AC:L/Au:N/C:C/I:C/A:C","level":"high","assessor":"primary"}],"cwes":["CWE-264"],"updated_at":"2026-11-02T14:01:36.200173Z"}]}}