{"id":"CVE-2011-3143","aliases":["EUVD-2011-3111","GHSA-vvc6-fgrx-mqr8"],"status":"published","title":"Use-after-free vulnerability in Control Microsystems ClearSCADA 2005, 2007, and 2009 before R2.3...","description":"Use-after-free vulnerability in Control Microsystems ClearSCADA 2005, 2007, and 2009 before R2.3 and R1.4, as used in SCX before 67 R4.5 and 68 R3.9, allows remote attackers to cause a denial of service (crash) and possibly execute arbitrary code via unspecified long strings that trigger heap memory corruption.","severity":{"version":"2.0","score":10,"vector":"AV:N/AC:L/Au:N/C:C/I:C/A:C","level":"high","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-08","score":0.07506,"percentile":0.94529,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-399"],"published":"2011-08-16T21:00:00Z","modified":"2026-06-16T23:32:44Z","products":[{"vendor":"aveva","product":"clearscada"},{"vendor":"schneider-electric","product":"scx_67"},{"vendor":"schneider-electric","product":"scx_68"}],"references":[{"url":"http://www.osvdb.org/72989","tags":["vdb-entry","x_refsource_OSVDB","x_transferred","Broken Link"]},{"url":"http://secunia.com/advisories/44955","tags":["third-party-advisory","x_refsource_SECUNIA","x_transferred","Third Party Advisory"]},{"url":"http://www.us-cert.gov/control_systems/pdf/ICSA-10-314-01.pdf","tags":["x_refsource_MISC","x_transferred","Patch","Third Party Advisory","US Government Resource"]},{"url":"http://www.us-cert.gov/control_systems/pdf/ICSA-10-314-01A.pdf","tags":["x_refsource_MISC","x_transferred","Patch","Third Party Advisory","US Government Resource"]},{"url":"http://www.securityfocus.com/bid/46312","tags":["vdb-entry","x_refsource_BID","x_transferred","Third Party Advisory","VDB Entry"]},{"url":"http://www.digitalbond.com/scadapedia/vulnerability-notes/heap-overflow-vulnerability/","tags":["x_refsource_MISC","x_transferred","Broken Link","Third Party Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2011-3143"},{"url":"http://www.digitalbond.com/scadapedia/vulnerability-notes/heap-overflow-vulnerability"},{"url":"https://github.com/advisories/GHSA-vvc6-fgrx-mqr8"}],"sources":{"cve":[{"id":"CVE-2011-3143","description":"Use-after-free vulnerability in Control Microsystems ClearSCADA 2005, 2007, and 2009 before R2.3 and R1.4, as used in SCX before 67 R4.5 and 68 R3.9, allows remote attackers to cause a denial of service (crash) and possibly execute arbitrary code via unspecified long strings that trigger heap memory corruption.","status":"published","published":"2011-08-16T21:00:00Z","modified":"2024-08-06T23:22:27.623Z","updated_at":"2026-11-02T14:35:37.324501Z"}],"euvd":[{"id":"EUVD-2011-3111","description":"Use-after-free vulnerability in Control Microsystems ClearSCADA 2005, 2007, and 2009 before R2.3 and R1.4, as used in SCX before 67 R4.5 and 68 R3.9, allows remote attackers to cause a denial of service (crash) and possibly execute arbitrary code via unspecified long strings that trigger heap memory corruption.","status":"published","published":"2011-08-16T21:00:00Z","modified":"2024-08-06T23:22:27Z","updated_at":"2026-11-03T01:39:53.115277Z"}],"ghsa":[{"id":"GHSA-vvc6-fgrx-mqr8","title":"Use-after-free vulnerability in Control Microsystems ClearSCADA 2005, 2007, and 2009 before R2.3...","description":"Use-after-free vulnerability in Control Microsystems ClearSCADA 2005, 2007, and 2009 before R2.3 and R1.4, as used in SCX before 67 R4.5 and 68 R3.9, allows remote attackers to cause a denial of service (crash) and possibly execute arbitrary code via unspecified long strings that trigger heap memory corruption.","status":"published","published":"2022-05-14T01:44:28Z","modified":"2025-04-11T03:50:35Z","updated_at":"2026-11-02T15:01:09.113063Z"}],"nvd":[{"id":"CVE-2011-3143","description":"Use-after-free vulnerability in Control Microsystems ClearSCADA 2005, 2007, and 2009 before R2.3 and R1.4, as used in SCX before 67 R4.5 and 68 R3.9, allows remote attackers to cause a denial of service (crash) and possibly execute arbitrary code via unspecified long strings that trigger heap memory corruption.","status":"published","published":"2011-08-16T21:55:01.35Z","modified":"2026-06-16T23:32:44.61Z","cvss":[{"version":"2.0","score":10,"vector":"AV:N/AC:L/Au:N/C:C/I:C/A:C","level":"high","assessor":"primary"}],"cwes":["CWE-399"],"updated_at":"2026-11-02T14:02:09.988332Z"}]}}