{"id":"CVE-2006-4655","aliases":["EUVD-2006-4643","GHSA-2752-qr49-v2qw"],"status":"published","title":"Buffer overflow in the Strcmp function in the XKEYBOARD extension in X Window System X11R6.4 and...","description":"Buffer overflow in the Strcmp function in the XKEYBOARD extension in X Window System X11R6.4 and earlier, as used in SCO UnixWare 7.1.3 and Sun Solaris 8 through 10, allows local users to gain privileges via a long _XKB_CHARSET environment variable value.","severity":{"version":"2.0","score":4.6,"vector":"AV:L/AC:L/Au:N/C:P/I:P/A:P","level":"medium","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-08","score":0.00908,"percentile":0.60166,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":true,"fix_available":false},"published":"2006-09-09T00:00:00Z","modified":"2026-06-16T22:29:31Z","exploits":[{"source":"exploitdb","id":"EDB-2330","title":"X11R6 \u003c 6.4 XKEYBOARD (Solaris/SPARC) - Local Buffer Overflow (1)","type":"local","platform":"solaris","date":"2006-09-08","verified":true,"url":"https://www.exploit-db.com/exploits/2330"},{"source":"exploitdb","id":"EDB-2331","title":"X11R6 \u003c 6.4 XKEYBOARD (solaris x86) - Local Buffer Overflow","type":"local","platform":"solaris","date":"2006-09-08","verified":true,"url":"https://www.exploit-db.com/exploits/2331"},{"source":"exploitdb","id":"EDB-2332","title":"X11R6 \u003c 6.4 XKEYBOARD (sco x86) - Local Buffer Overflow","type":"local","platform":"sco","date":"2006-09-08","verified":true,"url":"https://www.exploit-db.com/exploits/2332"},{"source":"exploitdb","id":"EDB-2360","title":"X11R6 \u003c 6.4 XKEYBOARD (Solaris/SPARC) - Local Buffer Overflow (2)","type":"local","platform":"solaris","date":"2006-09-13","verified":true,"url":"https://www.exploit-db.com/exploits/2360"}],"products":[{"vendor":"sco","product":"unixware"},{"vendor":"sun","product":"solaris"}],"references":[{"url":"http://www.vupen.com/english/advisories/2006/3529","tags":["vdb-entry","x_refsource_VUPEN","x_transferred"]},{"url":"http://www.securityfocus.com/bid/19905","tags":["vdb-entry","x_refsource_BID","x_transferred"]},{"url":"http://sunsolve.sun.com/search/document.do?assetkey=1-26-102570-1","tags":["vendor-advisory","x_refsource_SUNALERT","x_transferred"]},{"url":"http://www.securityfocus.com/archive/1/445579/100/0/threaded","tags":["mailing-list","x_refsource_BUGTRAQ","x_transferred"]},{"url":"http://securitytracker.com/id?1016806","tags":["vdb-entry","x_refsource_SECTRACK","x_transferred"]},{"url":"http://secunia.com/advisories/21856","tags":["third-party-advisory","x_refsource_SECUNIA","x_transferred"]},{"url":"http://www.vupen.com/english/advisories/2006/3525","tags":["vdb-entry","x_refsource_VUPEN","x_transferred"]},{"url":"https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A1798","tags":["vdb-entry","signature","x_refsource_OVAL","x_transferred"]},{"url":"http://secunia.com/advisories/21815","tags":["third-party-advisory","x_refsource_SECUNIA","x_transferred"]},{"url":"http://secunia.com/advisories/21993","tags":["third-party-advisory","x_refsource_SECUNIA","x_transferred"]},{"url":"http://support.avaya.com/elmodocs2/security/ASA-2006-195.htm","tags":["x_refsource_CONFIRM","x_transferred"]},{"url":"http://securityreason.com/securityalert/1545","tags":["third-party-advisory","x_refsource_SREASON","x_transferred"]},{"url":"http://secunia.com/advisories/21845","tags":["third-party-advisory","x_refsource_SECUNIA","x_transferred"]},{"url":"http://www.risesecurity.org/advisory/RISE-2006001.txt","tags":["x_refsource_MISC","x_transferred","Vendor Advisory"]},{"url":"https://exchange.xforce.ibmcloud.com/vulnerabilities/28820","tags":["vdb-entry","x_refsource_XF","x_transferred"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2006-4655"},{"url":"https://github.com/advisories/GHSA-2752-qr49-v2qw"}],"sources":{"cve":[{"id":"CVE-2006-4655","description":"Buffer overflow in the Strcmp function in the XKEYBOARD extension in X Window System X11R6.4 and earlier, as used in SCO UnixWare 7.1.3 and Sun Solaris 8 through 10, allows local users to gain privileges via a long _XKB_CHARSET environment variable value.","status":"published","published":"2006-09-09T00:00:00Z","modified":"2024-08-07T19:23:40.015Z","updated_at":"2026-11-02T14:33:50.738595Z"}],"euvd":[{"id":"EUVD-2006-4643","description":"Buffer overflow in the Strcmp function in the XKEYBOARD extension in X Window System X11R6.4 and earlier, as used in SCO UnixWare 7.1.3 and Sun Solaris 8 through 10, allows local users to gain privileges via a long _XKB_CHARSET environment variable value.","status":"published","published":"2006-09-09T00:00:00Z","modified":"2024-08-07T19:23:40Z","updated_at":"2026-11-03T01:15:51.316983Z"}],"ghsa":[{"id":"GHSA-2752-qr49-v2qw","title":"Buffer overflow in the Strcmp function in the XKEYBOARD extension in X Window System X11R6.4 and...","description":"Buffer overflow in the Strcmp function in the XKEYBOARD extension in X Window System X11R6.4 and earlier, as used in SCO UnixWare 7.1.3 and Sun Solaris 8 through 10, allows local users to gain privileges via a long _XKB_CHARSET environment variable value.","status":"published","published":"2022-05-01T07:20:49Z","modified":"2023-01-31T05:02:12Z","updated_at":"2026-11-02T14:48:12.969129Z"}],"nvd":[{"id":"CVE-2006-4655","description":"Buffer overflow in the Strcmp function in the XKEYBOARD extension in X Window System X11R6.4 and earlier, as used in SCO UnixWare 7.1.3 and Sun Solaris 8 through 10, allows local users to gain privileges via a long _XKB_CHARSET environment variable value.","status":"published","published":"2006-09-09T00:04:00Z","modified":"2026-06-16T22:29:31.977Z","cvss":[{"version":"2.0","score":4.6,"vector":"AV:L/AC:L/Au:N/C:P/I:P/A:P","level":"medium","assessor":"primary"}],"updated_at":"2026-11-02T14:01:05.928789Z"}]}}