{"id":"CVE-2006-1993","aliases":["DEBIAN-CVE-2006-1993","DSA-1053-1","DSA-1055-1","EUVD-2006-1993","GHSA-gh5c-2j93-h8q7"],"status":"published","title":"Mozilla Firefox 1.5.0.2, when designMode is enabled, allows remote attackers to cause a denial of...","description":"Mozilla Firefox 1.5.0.2, when designMode is enabled, allows remote attackers to cause a denial of service and possibly execute arbitrary code via certain Javascript that is not properly handled by the contentWindow.focus method in an iframe, which causes a reference to a deleted controller context object.  NOTE: this was originally claimed to be a buffer overflow in (1) js320.dll and (2) xpcom_core.dll, but the vendor disputes this claim.","severity":{"version":"2.0","score":5.1,"vector":"AV:N/AC:H/Au:N/C:P/I:P/A:P","level":"medium","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-10","score":0.54003,"percentile":0.99012,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":true,"fix_available":true},"cwes":["CWE-399"],"published":"2006-04-25T10:00:00Z","modified":"2026-06-16T22:24:05Z","exploits":[{"source":"exploitdb","id":"EDB-1716","title":"Mozilla Firefox 1.5.0.2 - 'js320.dll/xpcom_core.dll' Denial of Service (PoC)","type":"dos","platform":"multiple","date":"2006-04-24","verified":true,"url":"https://www.exploit-db.com/exploits/1716"}],"fixes":[{"ecosystem":"Debian:3.1","package":"mozilla","fixed_in":["2:1.7.8-1sarge6"],"sources":["osv"]},{"ecosystem":"Debian:3.1","package":"mozilla-firefox","fixed_in":["1.0.4-2sarge7"],"sources":["osv"]}],"affected":[{"source":"osv","ecosystem":"Debian:3.1","package":"mozilla","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2:1.7.8-1sarge6"}]}],"versions":["2:1.7.8-1","2:1.7.8-1sarge1","2:1.7.8-1sarge2","2:1.7.8-1sarge3","2:1.7.8-1sarge5"]},{"source":"osv","ecosystem":"Debian:3.1","package":"mozilla-firefox","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.0.4-2sarge7"}]}],"versions":["1.0.4-2","1.0.4-2sarge1","1.0.4-2sarge2","1.0.4-2sarge3","1.0.4-2sarge4","1.0.4-2sarge5","1.0.4-2sarge6"]}],"products":[{"vendor":"mozilla","product":"firefox"}],"references":[{"url":"http://secunia.com/advisories/20214","tags":["third-party-advisory","x_refsource_SECUNIA","x_transferred","Vendor Advisory"]},{"url":"http://secunia.com/advisories/19802","tags":["third-party-advisory","x_refsource_SECUNIA","x_transferred","Patch","Vendor Advisory"]},{"url":"http://www.vupen.com/english/advisories/2006/3748","tags":["vdb-entry","x_refsource_VUPEN","x_transferred","Vendor Advisory"]},{"url":"https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A1790","tags":["vdb-entry","signature","x_refsource_OVAL","x_transferred"]},{"url":"http://www.securityfocus.com/archive/1/434524/100/0/threaded","tags":["vendor-advisory","x_refsource_HP","x_transferred"]},{"url":"http://secunia.com/advisories/20019","tags":["third-party-advisory","x_refsource_SECUNIA","x_transferred","Vendor Advisory"]},{"url":"http://www.securident.com/vuln/ff.txt","tags":["x_refsource_MISC","x_transferred","Exploit"]},{"url":"http://www.securityfocus.com/bid/17671","tags":["vdb-entry","x_refsource_BID","x_transferred","Exploit","Patch"]},{"url":"http://www.gentoo.org/security/en/glsa/glsa-200605-06.xml","tags":["vendor-advisory","x_refsource_GENTOO","x_transferred"]},{"url":"https://exchange.xforce.ibmcloud.com/vulnerabilities/25994","tags":["vdb-entry","x_refsource_XF","x_transferred"]},{"url":"http://www.vupen.com/english/advisories/2006/1922","tags":["vdb-entry","x_refsource_VUPEN","x_transferred","Vendor Advisory"]},{"url":"http://www.debian.org/security/2006/dsa-1055","tags":["vendor-advisory","x_refsource_DEBIAN","x_transferred"]},{"url":"http://www.kb.cert.org/vuls/id/866300","tags":["third-party-advisory","x_refsource_CERT-VN","x_transferred","Third Party Advisory","US Government Resource"]},{"url":"http://secunia.com/advisories/20015","tags":["third-party-advisory","x_refsource_SECUNIA","x_transferred","Vendor Advisory"]},{"url":"http://securitytracker.com/id?1015981","tags":["vdb-entry","x_refsource_SECTRACK","x_transferred","Exploit"]},{"url":"http://www.vupen.com/english/advisories/2008/0083","tags":["vdb-entry","x_refsource_VUPEN","x_transferred","Vendor Advisory"]},{"url":"http://www.vupen.com/english/advisories/2006/1614","tags":["vdb-entry","x_refsource_VUPEN","x_transferred","Vendor Advisory"]},{"url":"http://www.securityfocus.com/archive/1/446658/100/200/threaded","tags":["vendor-advisory","x_refsource_HP","x_transferred"]},{"url":"http://www.securityfocus.com/archive/1/431878/100/0/threaded","tags":["mailing-list","x_refsource_BUGTRAQ","x_transferred"]},{"url":"http://www.mozilla.org/security/announce/2006/mfsa2006-30.html","tags":["x_refsource_CONFIRM","x_transferred","Vendor Advisory"]},{"url":"http://secunia.com/advisories/22066","tags":["third-party-advisory","x_refsource_SECUNIA","x_transferred","Vendor Advisory"]},{"url":"http://secunia.com/advisories/20070","tags":["third-party-advisory","x_refsource_SECUNIA","x_transferred","Vendor Advisory"]},{"url":"http://www.debian.org/security/2006/dsa-1053","tags":["vendor-advisory","x_refsource_DEBIAN","x_transferred"]},{"url":"http://securityreason.com/securityalert/780","tags":["third-party-advisory","x_refsource_SREASON","x_transferred"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2006-1993"},{"url":"https://github.com/advisories/GHSA-gh5c-2j93-h8q7"}],"sources":{"cve":[{"id":"CVE-2006-1993","description":"Mozilla Firefox 1.5.0.2, when designMode is enabled, allows remote attackers to cause a denial of service and possibly execute arbitrary code via certain Javascript that is not properly handled by the contentWindow.focus method in an iframe, which causes a reference to a deleted controller context object.  NOTE: this was originally claimed to be a buffer overflow in (1) js320.dll and (2) xpcom_core.dll, but the vendor disputes this claim.","status":"published","published":"2006-04-25T10:00:00Z","modified":"2024-08-07T17:35:30.681Z","updated_at":"2026-11-02T14:33:51.835276Z"}],"euvd":[{"id":"EUVD-2006-1993","description":"Mozilla Firefox 1.5.0.2, when designMode is enabled, allows remote attackers to cause a denial of service and possibly execute arbitrary code via certain Javascript that is not properly handled by the contentWindow.focus method in an iframe, which causes a reference to a deleted controller context object.  NOTE: this was originally claimed to be a buffer overflow in (1) js320.dll and (2) xpcom_core.dll, but the vendor disputes this claim.","status":"published","published":"2006-04-25T10:00:00Z","modified":"2024-08-07T17:35:30Z","updated_at":"2026-11-03T01:16:02.676105Z"}],"ghsa":[{"id":"GHSA-gh5c-2j93-h8q7","title":"Mozilla Firefox 1.5.0.2, when designMode is enabled, allows remote attackers to cause a denial of...","description":"Mozilla Firefox 1.5.0.2, when designMode is enabled, allows remote attackers to cause a denial of service and possibly execute arbitrary code via certain Javascript that is not properly handled by the contentWindow.focus method in an iframe, which causes a reference to a deleted controller context object.  NOTE: this was originally claimed to be a buffer overflow in (1) js320.dll and (2) xpcom_core.dll, but the vendor disputes this claim.","status":"published","published":"2022-05-01T06:54:50Z","modified":"2023-01-31T05:01:08Z","updated_at":"2026-11-02T14:48:00.068335Z"}],"nvd":[{"id":"CVE-2006-1993","description":"Mozilla Firefox 1.5.0.2, when designMode is enabled, allows remote attackers to cause a denial of service and possibly execute arbitrary code via certain Javascript that is not properly handled by the contentWindow.focus method in an iframe, which causes a reference to a deleted controller context object.  NOTE: this was originally claimed to be a buffer overflow in (1) js320.dll and (2) xpcom_core.dll, but the vendor disputes this claim.","status":"published","published":"2006-04-25T12:50:00Z","modified":"2026-06-16T22:24:05.617Z","cvss":[{"version":"2.0","score":5.1,"vector":"AV:N/AC:H/Au:N/C:P/I:P/A:P","level":"medium","assessor":"primary"}],"cwes":["CWE-399"],"updated_at":"2026-11-02T14:01:02.433957Z"}],"osv":[{"id":"DSA-1053-1","title":"mozilla - programming error","status":"published","published":"2006-05-09T00:00:00Z","modified":"2026-03-09T01:01:29.020293Z","updated_at":"2026-11-02T15:46:14.285228Z"},{"id":"DSA-1055-1","title":"mozilla-firefox - programming error","status":"published","published":"2006-05-11T00:00:00Z","modified":"2026-03-09T01:01:29.930996Z","updated_at":"2026-11-02T15:46:14.285228Z"}]}}