Opera and Konqueror address bar spoofing

opera-konqueror-addressbar-spoofing (35430) The risk level is classified as MediumMedium Risk

Description:

Opera and Konqueror could allow a remote attacker to spoof the address bar, caused by the improper handling of "data:" URI's. By persuading a victim to visit a specially-crafted Web site and click on a malicious link, a remote attacker could exploit this vulnerability to spoof the address bar or conduct phishing attacks.

Platforms Affected:

  • Canonical, Ubuntu 6.06 LTS
  • Canonical, Ubuntu 6.10
  • Canonical, Ubuntu 7.04
  • Gentoo, Linux
  • KDE, Konqueror 3.5.7 and prior
  • MandrakeSoft, Mandrake Linux 2007 X86_64
  • MandrakeSoft, Mandrake Linux 2007
  • MandrakeSoft, Mandrake Linux 2007.1 X86_64
  • MandrakeSoft, Mandrake Linux 2007.1
  • MandrakeSoft, Mandrake Linux 2008.0 X86_64
  • MandrakeSoft, Mandrake Linux Corporate Server 3.0
  • MandrakeSoft, Mandrake Linux Corporate Server 3.0 X86_64
  • MandrakeSoft, Mandrake Linux Corporate Server 4.0
  • MandrakeSoft, Mandrake Linux Corporate Server 4.0 X86_64
  • Opera, Opera for Windows 9.21 and prior
  • RedHat, Enterprise Linux 4 AS
  • RedHat, Enterprise Linux 4 WS
  • RedHat, Enterprise Linux 4 Desktop
  • RedHat, Enterprise Linux 4 ES
  • RedHat, Enterprise Linux 5 Client
  • RedHat, Enterprise Linux 5
  • RedHat, Enterprise Linux 5 Client Workstation
  • SuSE, SuSE Linux

Remedy:

For Konqueror:
Apply patch available from the KDE repository, as listed in the Full-Disclosure Mailing List, Fri Jul 13 08:14:14 BST 2007. See References.

For SUSE Linux:
Refer to SUSE-SR:2007:015 for patch, upgrade, or suggested workaround information. See References.

For Ubuntu Linux (kdebase and kdelibs):
Refer to USN-502-1 for patch, upgrade, or suggested workaround information. See References.

For Mandriva Linux (kdebase and kdelibs):
Refer to MDKSA-2007:176 for patch, upgrade, or suggested workaround information. See References.

For Gentoo Linux (Opera):
Refer to GLSA 200708-17 for patch, upgrade, or suggested workaround information. See References.

For Red Hat Linux (kdebase):
Refer to RHSA-2007:0905-4 for patch, upgrade, or suggested workaround information. See References.

For other distributions:
Contact your vendor for upgrade or patch information.

Consequences:

Gain Access

References:

  • Full-Disclosure Mailing List, Fri Jul 13 2007 - 18:50:49 CDT, Opera/Konqueror: data: URL scheme address bar spoofing at http://archives.neohapsis.com/archives/fulldisclosure/2007-07/0285.html.
  • Konqueror Web site, Konqueror - Web Browser, File Manager - and more! at http://www.konqueror.org/.
  • Opera Web site, Download Opera Web Browser at http://www.opera.com/download/.
  • ASA-2007-413: kdebase security update (RHSA-2007-0905)
  • BID-24912: KDE Konqueror Address Bar URI Spoofing Vulnerability
  • BID-24917: Opera Web Browser Address Bar URI Spoofing Vulnerability
  • BID-24918: RETIRED: Konqueror Web Browser Data: URL Scheme Address Bar Spoofing Vulnerability
  • CVE-2007-3819: Opera 9.21 allows remote attackers to spoof the data: URI scheme in the address bar via a long URI with trailing whitespace, which prevents the beginning of the URI from being displayed.
  • CVE-2007-3820: konqueror/konq_combo.cc in Konqueror 3.5.7 allows remote attackers to spoof the data: URI scheme in the address bar via a long URI with trailing whitespace, which prevents the beginning of the URI from being displayed.
  • FrSIRT/ADV-2007-2537: Opera Browser data: URI Scheme Address Bar Spoofing Vulnerability
  • FrSIRT/ADV-2007-2538: Konqueror Browser data: URI Scheme Address Bar Spoofing Vulnerability
  • GLSA-200708-17: Opera: Multiple vulnerabilities
  • MDKSA-2007:176: Updated kdebase and kdelibs packages fix location bar spoofing issues
  • RHSA-2007-0905: Moderate: kdebase security update
  • RHSA-2007-0909: Moderate: kdelibs security update
  • SA26074: Opera "data:" URI Scheme Address Bar Spoofing Vulnerability
  • SA26091: Konqueror "data:" URI Scheme Address Bar Spoofing
  • SECTRACK ID: 1018396: KDE Konqueror `data:` URL Display Bug Lets Remote Users Spoof the Address Bar
  • SECTRACK ID: 1018397: Opera `data:` URL Display Bug Lets Remote Users Spoof the Address Bar
  • SUSE-SR:2007:015: SUSE Security Summary Report
  • USN-502-1: KDE vulnerabilities

Reported:

Jul 14, 2007

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