Mozilla Firefox wyciwyg:// cross-domain security bypass

mozilla-wyciwyg-security-bypass (35298) The risk level is classified as MediumMedium Risk

Description:

Mozilla Firefox could allow a remote attacker to bypass cross-domain security restrictions, caused by an error when handling wyciwyg:// URIs. By persuading a victim to visit a specially-crafted Web page, an attacker could exploit this vulnerability to obtain sensitive information, spoof Web content, conduct phishing attacks, or poison the Web cache.

*CVSS:

Base Score: 4.2
  Access Vector: Remote
  Access Complexity: High
  Authentication: Not Required
  Confidentiality Impact: Partial
  Integrity Impact: Partial
  Availability Impact: None
 
Temporal Score: 3.3
  Exploitability: Proof-Of-Concept
  Remediation Level: Official-Fix
  Report Confidence: Confirmed

Consequences:

Bypass Security

Remedy:

Refer to MFSA 2007-24 for patch, upgrade, or suggested workaround information. See References.

For Ubuntu Linux (firefox):
Refer to USN-490-1 for patch, upgrade, or suggested workaround information. See References.

For Debian Linux (xulrunner):
Refer to DSA-1337-1 for patch, upgrade, or suggested workaround information. See References.

For Debian Linux (iceweasel):
Refer to DSA-1338-1 for patch, upgrade, or suggested workaround information. See References.

For Debian Linux (iceape):
Refer to DSA-1339-1 for patch, upgrade, or suggested workaround information. See References.

For Mandriva Linux (mozilla-firefox):
Refer to MDKSA-2007:152 for patch, upgrade, or suggested workaround information. See References.

For SUSE Linux:
Refer to SUSE-SA:2007:049 for patch, upgrade, or suggested workaround information. See References.

For Gentoo Linux (Mozilla):
Refer to GLSA 200708-09 for patch, upgrade, or suggested workaround information. See References.

For other distributions:
Apply the appropriate update for your system. See References.

References:

  • Bugzilla@Mozilla - Bug 387333: [FIX]unauthorized access to wyciwyg:// documents possible .
  • MFSA 2007-24: Unauthorized access to wyciwyg:// documents.
  • Sun Alert ID: 103177: Multiple Security Vulnerabilities in Firefox and Thunderbird for Solaris 10 May Allow Execution of Arbitrary Code and Access to Unauthorized Data.
  • ASA-2007-316: Seamonkey security update (RHSA-2007-0722)
  • ASA-2007-360: Firefox security update (RHSA-2007-0724)
  • ASA-2008-008: Multiple Security Vulnerabilities in Firefox and Thunderbird for Solaris 10 May Allow Execution of Arbitrary Code and Access to Unauthorized Data (Sun 103177)
  • BID-24831: Mozilla Firefox WYCIWYG:// URI Cache Zone Bypass Vulnerability
  • CVE-2007-3656: Mozilla Firefox before 1.8.0.13 and 1.8.1.x before 1.8.1.5 does not perform a security zone check when processing a wyciwyg URI, which allows remote attackers to obtain sensitive information, poison the browser cache, and possibly enable further attack vectors via (1) HTTP 302 redirect controls, (2) XMLHttpRequest, or (3) view-source URIs.
  • DSA-1337: xulrunner -- several vulnerabilities
  • DSA-1338: iceweasel -- several vulnerabilities
  • DSA-1339: iceape -- several vulnerabilities
  • GLSA-200708-09: Mozilla products: Multiple vulnerabilities
  • MDKSA-2007:152: Updated Firefox packages fix multiple vulnerabilities
  • OSVDB ID: 38028: Mozilla Firefox wyciwyg:// Handler Cache Zone Bypass
  • RHSA-2007-0722: Critical: seamonkey security update
  • RHSA-2007-0724: Critical: firefox security update
  • SA25990: Firefox "wyciwyg://" Handler Vulnerability
  • SA28135: Sun Solaris Firefox / Thunderbird Multiple Vulnerabilities
  • SECTRACK ID: 1018411: Mozilla Firefox `wyciwyg://` Cache Contents Can Be Accessed By Remote Users
  • SUSE-SA:2007:049: Mozilla security problems
  • USN-490-1: Firefox vulnerabilities

Platforms Affected:

  • Canonical Ubuntu 6.06 LTS
  • Canonical Ubuntu 6.10
  • Canonical Ubuntu 7.04
  • Debian Debian Linux 4.0
  • Gentoo Linux
  • MandrakeSoft Mandrake Linux 2007
  • MandrakeSoft Mandrake Linux 2007 X86_64
  • MandrakeSoft Mandrake Linux 2007.1
  • MandrakeSoft Mandrake Linux 2007.1 X86_64
  • 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
  • Mozilla Firefox 2.0 Beta2
  • Mozilla Firefox 2.0 rc1
  • Mozilla Firefox 2.0 rc2
  • Mozilla Firefox 2.0
  • Mozilla Firefox 2.0 Beta1
  • Mozilla Firefox 2.0 rc3
  • Mozilla Firefox 2.0.0.1
  • Mozilla Firefox 2.0.0.2
  • Mozilla Firefox 2.0.0.3
  • Mozilla Firefox 2.0.0.4
  • Mozilla SeaMonkey 1.1
  • Mozilla SeaMonkey 1.1 Beta
  • Mozilla SeaMonkey 1.1.0
  • Mozilla SeaMonkey 1.1.1
  • Mozilla SeaMonkey 1.1.2
  • Novell Linux Desktop 9
  • Novell Linux POS 9
  • Novell Open Enterprise Server
  • Novell Open Enterprise Server
  • Novell OpenSUSE 10.2
  • Novell SUSE Linux Enterprise Desktop 10 SP1
  • Novell SUSE Linux Enterprise Server 10
  • Novell SUSE Linux Enterprise Server 10 SP1
  • Novell UnitedLinux 1.0
  • RedHat Enterprise Linux 2.1 WS
  • RedHat Enterprise Linux 2.1 ES
  • RedHat Enterprise Linux 2.1 AS
  • RedHat Enterprise Linux 3 ES
  • RedHat Enterprise Linux 3 WS
  • RedHat Enterprise Linux 3 AS
  • RedHat Enterprise Linux 3 Desktop
  • RedHat Enterprise Linux 4 WS
  • RedHat Enterprise Linux 4 AS
  • RedHat Enterprise Linux 4 Desktop
  • RedHat Enterprise Linux 4 ES
  • RedHat Enterprise Linux 4.5.z AS
  • RedHat Enterprise Linux 4.5.z ES
  • RedHat Enterprise Linux 5
  • RedHat Enterprise Linux 5 Client
  • RedHat Enterprise Linux 5 Client Workstation
  • RedHat Linux Advanced Workstation 2.1 Itanium
  • Sun Solaris 10 SPARC
  • Sun Solaris 10 x86
  • SuSE Linux Enterprise Server 8
  • SUSE SuSE Linux 10.0
  • SUSE SuSE Linux 10.1
  • SuSE SuSE Linux OpenExchange Server 4
  • SuSE SuSE Linux Retail Solution 8
  • SuSE SuSE Linux School Server
  • SuSE SuSE Linux Standard Server 8
  • SuSE SuSE SLES 9

Reported:

Jul 08, 2007

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