__________________________________________________________ The U.S. Department of Energy Computer Incident Advisory Capability ___ __ __ _ ___ / | /_\ / \___ __|__ / \ \___ __________________________________________________________ INFORMATION BULLETIN awstats [DSA-892-1] November 11, 2005 18:00 GMT Number Q-052 ______________________________________________________________________________ PROBLEM: awstats, a featureful web server log analyser, passes user-supplied data to an eval() function, allowing remote attackers to execute arbitrary Perl commands. PLATFORM: Debian GNU/Linux 3.1 (sarge) DAMAGE: A remote attacker could execute arbitrary code. SOLUTION: Apply current patches. ______________________________________________________________________________ VULNERABILITY The risk is MEDIUM. A remote attacker could execute arbitrary ASSESSMENT: code. ______________________________________________________________________________ LINKS: CIAC BULLETIN: http://www.ciac.org/ciac/bulletins/q-052.shtml ORIGINAL BULLETIN: http://www.debian.org/security/2005/dsa-892 CVE: http://www.cve.mitre.org/cgi-bin/cvename.cgi?name= CVE-2005-1527 ______________________________________________________________________________ [***** Start DSA-892-1 *****] DSA-892-1 awstats -- missing input sanitising Date Reported: 10 Nov 2005 Affected Packages: awstats Vulnerable: Yes Security database references: In the Debian bugtracking system: Bug 322591, Bug 334833, Bug 336137. In Mitre's CVE dictionary: CVE-2005-1527. More information: Peter Vreugdenhil discovered that awstats, a featureful web server log analyser, passes user-supplied data to an eval() function, allowing remote attackers to execute arbitrary Perl commands. The old stable distribution (woody) is not affected by this problem. For the stable distribution (sarge) this problem has been fixed in version 6.4-1sarge1. For the unstable distribution (sid) this problem has been fixed in version 6.4-1.1. We recommend that you upgrade your awstats package. Fixed in: Debian GNU/Linux 3.1 (sarge) Source: http://security.debian.org/pool/updates/main/a/awstats/ awstats_6.4.orig.tar.gz http://security.debian.org/pool/updates/main/a/awstats/ awstats_6.4-1sarge1.diff.gz http://security.debian.org/pool/updates/main/a/awstats/ awstats_6.4-1sarge1.dsc Architecture-independent component: http://security.debian.org/pool/updates/main/a/awstats/ awstats_6.4-1sarge1_all.deb MD5 checksums of the listed files are available in the original advisory. [***** End DSA-892-1 *****] _______________________________________________________________________________ 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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