Multiple Web browsers FTP command execution

web-browser-ftp-command-execution (18384)

Medium Risk

Description:

Multiple Web browsers, including Microsoft Internet Explorer and Konqueror could allow a remote attacker to execute arbitrary FTP commands. A remote attacker could create a specially-crafted FTP URL containing an FTP command within a set of '%0a' strings, which would be executed on the vulnerable FTP server, once the URL is clicked.

Note: KDE is also affected by this vulnerability.

Platforms Affected:

• Debian, Debian Linux 3.0
• Gentoo, Linux
• KDE, KDE 2.x
• KDE, KDE 3.x
• KDE, Konqueror 3.3.1 and prior
• MandrakeSoft, Mandrake Linux 10.0
• MandrakeSoft, Mandrake Linux 10.0 AMD64
• MandrakeSoft, Mandrake Linux 10.1 X86_64
• MandrakeSoft, Mandrake Linux 10.1
• MandrakeSoft, Mandrake Linux Corporate Server 3.0 X86_64
• MandrakeSoft, Mandrake Linux Corporate Server 3.0
• Microsoft, Internet Explorer 5.01 SP4
• Microsoft, Internet Explorer 6 SP1
• Microsoft, Internet Explorer 6
• 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 Desktop
• RedHat, Enterprise Linux 3 AS
• RedHat, Enterprise Linux 4 WS
• RedHat, Enterprise Linux 4 AS
• RedHat, Enterprise Linux 4 ES
• RedHat, Enterprise Linux 4 Desktop
• RedHat, Linux Advanced Workstation 2.1 Itanium

Remedy:

Apply the appropriate patch for your system, as listed in the latest Microsoft Security Bulletin. See References.

— OR —

Use Microsoft Automatic Update if it is supported by your operating system. The original bulletin issued by Microsoft has been superseded.

For Debian GNU/Linux 3.0 (woody):
Upgrade to the latest package of kdelibs (2.2.2-13.woody.13 or later), as listed in Debian Security Advisory DSA-631-1. See References.

For Red Hat Linux:
Refer to RHSA-2005:065-06 or RHSA-2005:009-19 for patch, upgrade, or suggested workaround information. See References.

For Gentoo Linux (KDE FTP KIOslave):
Refer to Gentoo Linux Security Announcement GLSA 2005-01-18 for patch, upgrade, or suggested workaround information. See References.

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

Consequences:

Gain Access

References:

• CIAC Information Bulletin P-092, kdelibs -- Unsanitised Input at http://www.ciac.org/ciac/bulletins/p-092.shtml.
• Microsoft Security Bulletin MS06-042, Cumulative Security Update for Internet Explorer (918899) at http://www.microsoft.com/technet/security/bulletin/ms06-042.mspx.
• Microsoft Security Bulletin MS06-067, Cumulative Security Update for Internet Explorer (922760) at http://www.microsoft.com/technet/security/bulletin/ms06-067.mspx.
• Microsoft Security Bulletin MS06-072, Cumulative Security Update for Internet Explorer (925454) at http://www.microsoft.com/technet/security/Bulletin/MS06-072.mspx.
• Microsoft Security Bulletin MS07-016, Cumulative Security Update for Internet Explorer (928090) at http://www.microsoft.com/technet/security/Bulletin/ms07-016.mspx.
• Microsoft Security Bulletin MS07-027, Cumulative Security Update for Internet Explorer (931768) at http://www.microsoft.com/technet/security/bulletin/ms07-027.mspx.
• Microsoft Security Bulletin MS07-033, Cumulative Security Update for Internet Explorer (933566) at http://www.microsoft.com/technet/security/bulletin/ms07-033.mspx.
• Microsoft Security Bulletin MS07-045, Cumulative Security Update for Internet Explorer (937143) at http://www.microsoft.com/technet/security/bulletin/ms07-045.mspx.
• Microsoft Security Bulletin MS07-057, Cumulative Security Update for Internet Explorer (939653) at http://www.microsoft.com/technet/security/Bulletin/MS07-057.mspx.
• Microsoft Security Bulletin MS07-069, Cumulative Security Update for Internet Explorer (942615) at http://www.microsoft.com/technet/security/bulletin/ms07-069.mspx.
• Microsoft Security Bulletin MS08-010, Cumulative Security Update for Internet Explorer (944533) at http://www.microsoft.com/technet/security/bulletin/ms08-010.mspx.
• Microsoft Security Bulletin MS08-024, Cumulative Security Update for Internet Explorer (947864) at http://www.microsoft.com/technet/security/bulletin/ms08-024.mspx.
• Microsoft Security Bulletin MS08-031, Cumulative Security Update for Internet Explorer (950759) at http://www.microsoft.com/technet/security/Bulletin/MS08-031.mspx.
• Microsoft Security Bulletin MS08-045, Cumulative Security Update for Internet Explorer (953838) at http://www.microsoft.com/technet/security/bulletin/ms08-045.mspx.
• US-CERT Technical Cyber Security Alert TA06-220A, Microsoft Windows, Office, and Internet Explorer Vulnerabilities at http://www.us-cert.gov/cas/techalerts/TA06-220A.html.
• ASA-2006-154: Windows Security Updates for August 2006 - (MS06-040 - MS06-051)
• BID-11826: Microsoft Internet Explorer FTP URI Arbitrary FTP Server Command Execution Vulnerability
• BID-11827: KDE FTP KIOSlave URI Arbitrary FTP Server Command Execution Vulnerability
• BID-28208: RETIRED: Microsoft Internet Explorer FTP Cross-Site Command Injection Vulnerability
• CVE-2004-1165: Konqueror 3.3.1 allows remote attackers to execute arbitrary FTP commands via an ftp:// URL that contains a URL-encoded newline (%0a) before the FTP command, which causes the commands to be inserted into the resulting FTP session, as demonstrated using a PORT command.
• CVE-2004-1166: CRLF injection vulnerability in Microsoft Internet Explorer 6.0.2800.1106 and earlier allows remote attackers to execute arbitrary FTP commands via an ftp:// URL that contains a URL-encoded newline (%0a) before the FTP command, which causes the commands to be inserted into the resulting FTP session, as demonstrated using a PORT command.
• DSA-631: kdelibs -- unsanitised input
• FrSIRT/ADV-2006-3212: Microsoft Internet Explorer Multiple Client-Side Code Execution Vulnerabilities (MS06-042)
• FrSIRT/ADV-2008-0870: Microsoft Internet Explorer FTP Command Injection Vulnerability
• GLSA-200501-18: KDE FTP KIOslave: Command injection
• MDKSA-2005:045: Updated kdelibs packages fix vulnerabilities
• OSVDB ID: 12299: Microsoft IE FTP URL Arbitrary Command Injection
• RHSA-2005-009: kdelibs
• RHSA-2005-065: kdelibs security update
• SA13404: Internet Explorer FTP Command Injection Vulnerability
• SA29346: Internet Explorer FTP Command Injection Vulnerability
• SECTRACK ID: 1012444: Microsoft Internet Explorer Input Validation Error in Processing FTP URLs May Let Remote Users Inject Arbitrary FTP Commands

Reported:

Dec 07, 2004

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