CVE-2006-1993

high

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.

References

https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A1790

https://exchange.xforce.ibmcloud.com/vulnerabilities/25994

https://euvd.enisa.europa.eu/vulnerability/EUVD-2006-1993

http://www.vupen.com/english/advisories/2008/0083

http://www.vupen.com/english/advisories/2006/3748

http://www.vupen.com/english/advisories/2006/1922

http://www.vupen.com/english/advisories/2006/1614

http://www.securityfocus.com/bid/17671

http://www.securityfocus.com/archive/1/446658/100/200/threaded

http://www.securityfocus.com/archive/1/434524/100/0/threaded

http://www.securityfocus.com/archive/1/431878/100/0/threaded

http://www.securident.com/vuln/ff.txt

http://www.mozilla.org/security/announce/2006/mfsa2006-30.html

http://www.kb.cert.org/vuls/id/866300

http://www.gentoo.org/security/en/glsa/glsa-200605-06.xml

http://www.debian.org/security/2006/dsa-1055

http://www.debian.org/security/2006/dsa-1053

http://securitytracker.com/id?1015981

http://securityreason.com/securityalert/780

http://secunia.com/advisories/22066

http://secunia.com/advisories/20214

http://secunia.com/advisories/20070

http://secunia.com/advisories/20019

http://secunia.com/advisories/20015

http://secunia.com/advisories/19802

Details

Source: Mitre, NVD

Published: 2006-04-25

Updated: 2026-06-16

Risk Information

CVSS v2

Base Score: 5.1

Vector: CVSS2#AV:N/AC:H/Au:N/C:P/I:P/A:P

Severity: Medium

CVSS v3

Base Score: 8.8

Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Severity: High

EPSS

EPSS: 0.54003