{"id":"CVE-2002-0793","aliases":["EUVD-2002-0785","GHSA-j97v-38wx-6pjj"],"status":"published","title":"Hard link and possibly symbolic link following vulnerabilities in QNX RTOS 4.25 (aka QNX4) allow...","description":"Hard link and possibly symbolic link following vulnerabilities in QNX RTOS 4.25 (aka QNX4) allow local users to overwrite arbitrary files via (1) the -f argument to the monitor utility, (2) the -d argument to dumper, (3) the -c argument to crttrap, or (4) using the Watcom sample utility.","severity":{"version":"3.1","score":5.5,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N","level":"medium","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-08","score":0.01343,"percentile":0.71562,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":true,"fix_available":false},"cwes":["CWE-59"],"published":"2002-07-26T04:00:00Z","modified":"2026-06-16T21:58:08Z","exploits":[{"source":"exploitdb","id":"EDB-21499","title":"QNX RTOS 4.25 - 'CRTTrap' File Disclosure","type":"local","platform":"linux","date":"2002-05-31","verified":true,"url":"https://www.exploit-db.com/exploits/21499"},{"source":"exploitdb","id":"EDB-21500","title":"QNX RTOS 4.25 - monitor Arbitrary File Modification","type":"local","platform":"linux","date":"2002-05-31","verified":true,"url":"https://www.exploit-db.com/exploits/21500"},{"source":"exploitdb","id":"EDB-21501","title":"QNX RTOS 4.25 - dumper Arbitrary File Modification","type":"local","platform":"linux","date":"2002-05-31","verified":true,"url":"https://www.exploit-db.com/exploits/21501"}],"products":[{"vendor":"blackberry","product":"qnx_neutrino_real-time_operating_system"}],"references":[{"url":"http://www.securityfocus.com/bid/4901","tags":["vdb-entry","x_refsource_BID","x_transferred","Broken Link","Third Party Advisory","VDB Entry"]},{"url":"http://www.securityfocus.com/bid/4902","tags":["vdb-entry","x_refsource_BID","x_transferred","Broken Link","Exploit","Patch","Third Party Advisory","VDB Entry","Vendor Advisory"]},{"url":"http://www.securityfocus.com/bid/4904","tags":["vdb-entry","x_refsource_BID","x_transferred","Broken Link","Third Party Advisory","VDB Entry"]},{"url":"http://archives.neohapsis.com/archives/bugtraq/2002-05/0292.html","tags":["mailing-list","x_refsource_BUGTRAQ","x_transferred","Broken Link","Exploit","Vendor Advisory"]},{"url":"http://www.iss.net/security_center/static/9231.php","tags":["vdb-entry","x_refsource_XF","x_transferred","Broken Link","Patch","Vendor Advisory"]},{"url":"https://exchange.xforce.ibmcloud.com/vulnerabilities/9234","tags":["vdb-entry","x_refsource_XF","x_transferred","Third Party Advisory","VDB Entry"]},{"url":"http://www.securityfocus.com/bid/4903","tags":["vdb-entry","x_refsource_BID","x_transferred","Broken Link","Third Party Advisory","VDB Entry"]},{"url":"https://exchange.xforce.ibmcloud.com/vulnerabilities/9232","tags":["vdb-entry","x_refsource_XF","x_transferred","Third Party Advisory","VDB Entry"]},{"url":"https://exchange.xforce.ibmcloud.com/vulnerabilities/9233","tags":["vdb-entry","x_refsource_XF","x_transferred","Third Party Advisory","VDB Entry"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2002-0793"},{"url":"https://github.com/advisories/GHSA-j97v-38wx-6pjj"}],"sources":{"cve":[{"id":"CVE-2002-0793","description":"Hard link and possibly symbolic link following vulnerabilities in QNX RTOS 4.25 (aka QNX4) allow local users to overwrite arbitrary files via (1) the -f argument to the monitor utility, (2) the -d argument to dumper, (3) the -c argument to crttrap, or (4) using the Watcom sample utility.","status":"published","published":"2002-07-26T04:00:00Z","modified":"2024-08-08T03:03:48.92Z","updated_at":"2026-11-02T14:33:55.303902Z"}],"euvd":[{"id":"EUVD-2002-0785","description":"Hard link and possibly symbolic link following vulnerabilities in QNX RTOS 4.25 (aka QNX4) allow local users to overwrite arbitrary files via (1) the -f argument to the monitor utility, (2) the -d argument to dumper, (3) the -c argument to crttrap, or (4) using the Watcom sample utility.","status":"published","published":"2002-07-26T04:00:00Z","modified":"2024-08-08T03:03:48Z","updated_at":"2026-11-03T01:14:59.095718Z"}],"ghsa":[{"id":"GHSA-j97v-38wx-6pjj","title":"Hard link and possibly symbolic link following vulnerabilities in QNX RTOS 4.25 (aka QNX4) allow...","description":"Hard link and possibly symbolic link following vulnerabilities in QNX RTOS 4.25 (aka QNX4) allow local users to overwrite arbitrary files via (1) the -f argument to the monitor utility, (2) the -d argument to dumper, (3) the -c argument to crttrap, or (4) using the Watcom sample utility.","status":"published","published":"2022-04-30T18:19:56Z","modified":"2024-01-26T18:30:29Z","cvss":[{"version":"3.1","score":5.5,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N","level":"medium"}],"cwes":["CWE-59"],"updated_at":"2026-11-02T14:55:29.55339Z"}],"nvd":[{"id":"CVE-2002-0793","description":"Hard link and possibly symbolic link following vulnerabilities in QNX RTOS 4.25 (aka QNX4) allow local users to overwrite arbitrary files via (1) the -f argument to the monitor utility, (2) the -d argument to dumper, (3) the -c argument to crttrap, or (4) using the Watcom sample utility.","status":"published","published":"2002-08-12T04:00:00Z","modified":"2026-06-16T21:58:08.767Z","cvss":[{"version":"3.1","score":5.5,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N","level":"medium","assessor":"primary"},{"version":"2.0","score":4.6,"vector":"AV:L/AC:L/Au:N/C:P/I:P/A:P","level":"medium","assessor":"primary"}],"cwes":["CWE-59"],"updated_at":"2026-11-02T14:00:42.827505Z"}]}}