{"id":"CVE-2011-0206","aliases":["EUVD-2011-0232","GHSA-56mw-6mm9-crqj"],"status":"published","title":"Buffer overflow in International Components for Unicode (ICU) in Apple Mac OS X before 10.6.8...","description":"Buffer overflow in International Components for Unicode (ICU) in Apple Mac OS X before 10.6.8 allows context-dependent attackers to execute arbitrary code or cause a denial of service (application crash) via vectors involving uppercase strings.","severity":{"version":"2.0","score":7.5,"vector":"AV:N/AC:L/Au:N/C:P/I:P/A:P","level":"high","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-08","score":0.03093,"percentile":0.87812,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-119"],"published":"2011-06-24T20:00:00Z","modified":"2026-06-16T23:27:00Z","products":[{"vendor":"apple","product":"mac_os_x"},{"vendor":"apple","product":"mac_os_x_server"}],"references":[{"url":"http://support.apple.com/kb/HT4723","tags":["x_refsource_CONFIRM","x_transferred","Patch","Vendor Advisory"]},{"url":"http://lists.apple.com/archives/Security-announce/2011//Oct/msg00001.html","tags":["vendor-advisory","x_refsource_APPLE","x_transferred"]},{"url":"http://lists.apple.com/archives/security-announce/2011//Jun/msg00000.html","tags":["vendor-advisory","x_refsource_APPLE","x_transferred","Patch","Vendor Advisory"]},{"url":"https://exchange.xforce.ibmcloud.com/vulnerabilities/68217","tags":["vdb-entry","x_refsource_XF","x_transferred"]},{"url":"http://support.apple.com/kb/HT4999","tags":["x_refsource_CONFIRM","x_transferred"]},{"url":"http://support.apple.com/kb/HT4808","tags":["x_refsource_CONFIRM","x_transferred"]},{"url":"http://lists.apple.com/archives/security-announce/2011//Jul/msg00002.html","tags":["vendor-advisory","x_refsource_APPLE","x_transferred"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2011-0206"},{"url":"https://github.com/advisories/GHSA-56mw-6mm9-crqj"}],"sources":{"cve":[{"id":"CVE-2011-0206","description":"Buffer overflow in International Components for Unicode (ICU) in Apple Mac OS X before 10.6.8 allows context-dependent attackers to execute arbitrary code or cause a denial of service (application crash) via vectors involving uppercase strings.","status":"published","published":"2011-06-24T20:00:00Z","modified":"2024-08-06T21:43:15.385Z","updated_at":"2026-11-02T14:35:39.447402Z"}],"euvd":[{"id":"EUVD-2011-0232","description":"Buffer overflow in International Components for Unicode (ICU) in Apple Mac OS X before 10.6.8 allows context-dependent attackers to execute arbitrary code or cause a denial of service (application crash) via vectors involving uppercase strings.","status":"published","published":"2011-06-24T20:00:00Z","modified":"2024-08-06T21:43:15Z","updated_at":"2026-11-03T01:56:01.007367Z"}],"ghsa":[{"id":"GHSA-56mw-6mm9-crqj","title":"Buffer overflow in International Components for Unicode (ICU) in Apple Mac OS X before 10.6.8...","description":"Buffer overflow in International Components for Unicode (ICU) in Apple Mac OS X before 10.6.8 allows context-dependent attackers to execute arbitrary code or cause a denial of service (application crash) via vectors involving uppercase strings.","status":"published","published":"2022-05-17T02:03:10Z","modified":"2023-01-27T05:00:50Z","cwes":["CWE-119"],"updated_at":"2026-11-02T14:41:45.792454Z"}],"nvd":[{"id":"CVE-2011-0206","description":"Buffer overflow in International Components for Unicode (ICU) in Apple Mac OS X before 10.6.8 allows context-dependent attackers to execute arbitrary code or cause a denial of service (application crash) via vectors involving uppercase strings.","status":"published","published":"2011-06-24T20:55:02.387Z","modified":"2026-06-16T23:27:00.397Z","cvss":[{"version":"2.0","score":7.5,"vector":"AV:N/AC:L/Au:N/C:P/I:P/A:P","level":"high","assessor":"primary"}],"cwes":["CWE-119"],"updated_at":"2026-11-02T14:02:08.47516Z"}]}}