__________________________________________________________ The U.S. Department of Energy Computer Incident Advisory Capability ___ __ __ _ ___ / | /_\ / \___ __|__ / \ \___ __________________________________________________________ INFORMATION BULLETIN Horde3 Vulnerabilities [Debian Security Advisory DSA-1406-1] November 12, 2007 19:00 GMT Number S-050 ______________________________________________________________________________ PROBLEM: There are several remote vulnerabilities in the Horde web application framework. PLATFORM: Debian GUN/Linux 3.1 (sarge) and 4.0 (etch) DAMAGE: Allows remote attackers to inject arbitrary web script or HTML in the context of a logged in user (cross site scripting). SOLUTION: Upgrade to the appropriate version. ______________________________________________________________________________ VULNERABILITY The risk is LOW. Allows remote attackers to inject arbitrary ASSESSMENT: web script or HTML in the context of a logged in user (cross site scripting). ______________________________________________________________________________ LINKS: CIAC BULLETIN: http://www.ciac.org/ciac/bulletins/s-050.shtml ORIGINAL BULLETIN: http://www.debian.org/security/2007/dsa-1406 CVE: http://www.cve.mitre.org/cgi-bin/cvename.cgi?name= CVE-2006-3548 CVE-2006-3549 CVE-2006-4256 CVE-2007-1473 CVE-2007-1474 ______________________________________________________________________________ [***** Start Debian Security Advisory DSA-1406-1 *****] Debian Security Advisory DSA-1406-1 horde3 -- several vulnerabilities Date Reported: 09 Nov 2007 Affected Packages: horde3 Vulnerable: Yes Security database references: In the Debian bugtracking system: Bug 378281, Bug 383416, Bug 434045. In Mitre's CVE dictionary: CVE-2006-3548, CVE-2006-3549, CVE-2006-4256, CVE-2007-1473, CVE-2007-1474. More information: Several remote vulnerabilities have been discovered in the Horde web application framework. The Common Vulnerabilities and Exposures project identifies the following problems: CVE-2006-3548 Moritz Naumann discovered that Horde allows remote attackers to inject arbitrary web script or HTML in the context of a logged in user (cross site scripting). This vulnerability applies to oldstable (sarge) only. CVE-2006-3549 Moritz Naumann discovered that Horde does not properly restrict its image proxy, allowing remote attackers to use the server as a proxy. This vulnerability applies to oldstable (sarge) only. CVE-2006-4256 Marc Ruef discovered that Horde allows remote attackers to include web pages from other sites, which could be useful for phishing attacks. This vulnerability applies to oldstable (sarge) only. CVE-2007-1473 Moritz Naumann discovered that Horde allows remote attackers to inject arbitrary web script or HTML in the context of a logged in user (cross site scripting). This vulnerability applies to both stable (etch) and oldstable (sarge). CVE-2007-1474 iDefense discovered that the cleanup cron script in Horde allows local users to delete arbitrary files. This vulnerability applies to oldstable (sarge) only. For the old stable distribution (sarge) these problems have been fixed in version 3.0.4-4sarge6. For the stable distribution (etch) these problems have been fixed in version 3.1.3-4etch1. For the unstable distribution (sid) these problems have been fixed in version 3.1.4-1. We recommend that you upgrade your horde3 package. Fixed in: Debian GNU/Linux 3.1 (sarge) Source: http://security.debian.org/pool/updates/main/h/horde3/horde3_3.0.4-4sarge6.dsc http://security.debian.org/pool/updates/main/h/horde3/horde3_3.0.4-4sarge6.diff.gz http://security.debian.org/pool/updates/main/h/horde3/horde3_3.0.4.orig.tar.gz Architecture-independent component: http://security.debian.org/pool/updates/main/h/horde3/horde3_3.0.4-4sarge6_all.deb Debian GNU/Linux 4.0 (etch) Source: http://security.debian.org/pool/updates/main/h/horde3/horde3_3.1.3-4etch1.dsc http://security.debian.org/pool/updates/main/h/horde3/horde3_3.1.3-4etch1.diff.gz http://security.debian.org/pool/updates/main/h/horde3/horde3_3.1.3.orig.tar.gz Architecture-independent component: http://security.debian.org/pool/updates/main/h/horde3/horde3_3.1.3-4etch1_all.deb MD5 checksums of the listed files are available in the original advisory. [***** End Debian Security Advisory DSA-1406-1 *****] _______________________________________________________________________________ CIAC wishes to acknowledge the contributions of Debian for the information contained in this bulletin. _______________________________________________________________________________ CIAC, the Computer Incident Advisory Capability, is the computer security incident response team for the U.S. Department of Energy (DOE) and the emergency backup response team for the National Institutes of Health (NIH). CIAC is located at the Lawrence Livermore National Laboratory in Livermore, California. CIAC is also a founding member of FIRST, the Forum of Incident Response and Security Teams, a global organization established to foster cooperation and coordination among computer security teams worldwide. CIAC services are available to DOE, DOE contractors, and the NIH. 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Neither the United States Government nor the University of California nor any of their employees, makes any warranty, express or implied, or assumes any legal liability or responsibility for the accuracy, completeness, or usefulness of any information, apparatus, product, or process disclosed, or represents that its use would not infringe privately owned rights. Reference herein to any specific commercial products, process, or service by trade name, trademark, manufacturer, or otherwise, does not necessarily constitute or imply its endorsement, recommendation or favoring by the United States Government or the University of California. The views and opinions of authors expressed herein do not necessarily state or reflect those of the United States Government or the University of California, and shall not be used for advertising or product endorsement purposes. 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