{"id":"CVE-2012-0828","aliases":["EUVD-2012-0854","GHSA-pcc3-c79c-gx8x"],"status":"published","title":"Heap-based buffer overflow in Xchat-WDK before 1499-4 (2012-01-18) xchat 2.8.6 on Maemo...","description":"Heap-based buffer overflow in Xchat-WDK before 1499-4 (2012-01-18) xchat 2.8.6 on Maemo architecture could allow remote attackers to cause a denial of service (xchat client crash) or execute arbitrary code via a UTF-8 line from server containing characters outside of the Basic Multilingual Plane (BMP).","severity":{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-08","score":0.04284,"percentile":0.91175,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-787"],"published":"2020-02-21T17:20:43Z","modified":"2026-06-16T23:38:20Z","products":[{"vendor":"gnome","product":"gtk"},{"vendor":"xchat","product":"xchat"},{"vendor":"xchat","product":"xchat-wdk"},{"vendor":"xchat-wdk","product":"xchat-wdk"}],"references":[{"url":"https://security-tracker.debian.org/tracker/CVE-2012-0828","tags":["x_refsource_MISC","x_transferred","Third Party Advisory"]},{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2012-0828","tags":["x_refsource_MISC","x_transferred","Issue Tracking","Patch","Third Party Advisory"]},{"url":"https://access.redhat.com/security/cve/cve-2012-0828","tags":["x_refsource_MISC","x_transferred","Third Party Advisory"]},{"url":"http://www.openwall.com/lists/oss-security/2012/02/01/9","tags":["x_refsource_MISC","x_transferred","Mailing List","Third Party Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2012-0828"},{"url":"https://github.com/advisories/GHSA-pcc3-c79c-gx8x"}],"sources":{"cve":[{"id":"CVE-2012-0828","description":"Heap-based buffer overflow in Xchat-WDK before 1499-4 (2012-01-18) xchat 2.8.6 on Maemo architecture could allow remote attackers to cause a denial of service (xchat client crash) or execute arbitrary code via a UTF-8 line from server containing characters outside of the Basic Multilingual Plane (BMP).","status":"published","published":"2020-02-21T17:20:43Z","modified":"2024-08-06T18:38:14.795Z","updated_at":"2026-11-02T14:34:52.638543Z"}],"euvd":[{"id":"EUVD-2012-0854","description":"Heap-based buffer overflow in Xchat-WDK before 1499-4 (2012-01-18) xchat 2.8.6 on Maemo architecture could allow remote attackers to cause a denial of service (xchat client crash) or execute arbitrary code via a UTF-8 line from server containing characters outside of the Basic Multilingual Plane (BMP).","status":"published","published":"2020-02-21T17:20:43Z","modified":"2024-08-06T18:38:14Z","updated_at":"2026-11-03T01:56:19.818597Z"}],"ghsa":[{"id":"GHSA-pcc3-c79c-gx8x","title":"Heap-based buffer overflow in Xchat-WDK before 1499-4 (2012-01-18) xchat 2.8.6 on Maemo...","description":"Heap-based buffer overflow in Xchat-WDK before 1499-4 (2012-01-18) xchat 2.8.6 on Maemo architecture could allow remote attackers to cause a denial of service (xchat client crash) or execute arbitrary code via a UTF-8 line from server containing characters outside of the Basic Multilingual Plane (BMP).","status":"published","published":"2022-04-23T00:40:47Z","modified":"2023-01-27T05:02:11Z","updated_at":"2026-11-02T14:42:02.011098Z"}],"nvd":[{"id":"CVE-2012-0828","description":"Heap-based buffer overflow in Xchat-WDK before 1499-4 (2012-01-18) xchat 2.8.6 on Maemo architecture could allow remote attackers to cause a denial of service (xchat client crash) or execute arbitrary code via a UTF-8 line from server containing characters outside of the Basic Multilingual Plane (BMP).","status":"published","published":"2020-02-21T18:15:11.27Z","modified":"2026-06-16T23:38:20.467Z","cvss":[{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical","assessor":"primary"},{"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-787"],"updated_at":"2026-11-02T14:02:18.043773Z"}]}}