__________________________________________________________ The U.S. Department of Energy Computer Incident Advisory Capability ___ __ __ _ ___ / | /_\ / \___ __|__ / \ \___ __________________________________________________________ INFORMATION BULLETIN libphp-phpmailer Security Vulnerability [Debian Security Advisory DSA-1315-1] June 26, 2007 19:00 GMT Number R-282 [REVISED 27 June 2007] ______________________________________________________________________________ PROBLEM: The libphp-phpmailer, an email transfer class for PHP, performs insufficient input validation if configured to use Sendmail. PLATFORM: Debian (stable) DAMAGE: Allows the execution of arbitrary shell commands. SOLUTION: Upgrade to the appropriate version. ______________________________________________________________________________ VULNERABILITY The risk is MEDIUM. A remote user can run arbitrary code as the ASSESSMENT: web user if he can trigger the phpmailer to send a specially crafted email. ______________________________________________________________________________ LINKS: CIAC BULLETIN: http://www.ciac.org/ciac/bulletins/r-282.shtml ORIGINAL BULLETIN: http://www.debian.org/security/2007/dsa-1315 CVE: http://www.cve.mitre.org/cgi-bin/cvename.cgi?name= CVE-2007-3215 ______________________________________________________________________________ REVISION HISTORY: 06/27/2007 - revised R-282 to correct a typo in the Original Bulletin URL. [***** Start Debian Security Advisory DSA-1315-1 *****] Debian Security Advisory DSA-1315-1 libphp-phpmailer -- missing input validation Date Reported: 21 Jun 2007 Affected Packages: libphp-phpmailer Vulnerable: Yes Security database references: In Mitre's CVE dictionary: CVE-2007-3215. More information: Thor Larholm discovered that libphp-phpmailer, an email transfer class for PHP, performs insufficient input validition if configured to use Sendmail. This allows the execution of arbitrary shell commands. The oldstable distribution (sarge) doesn't include libphp-phpmailer. For the stable distribution (etch) this problem has been fixed in version 1.73-2etch1. For the unstable distribution (sid) this problem has been fixed in version 1.73-4. We recommend that you upgrade your libphp-phpmailer package. Fixed in: Debian GNU/Linux 4.0 (etch) Source: http://security.debian.org/pool/updates/main/libp/libphp-phpmailer/libphp-phpmailer_1.73-2etch1.dsc http://security.debian.org/pool/updates/main/libp/libphp-phpmailer/libphp-phpmailer_1.73-2etch1.diff.gz http://security.debian.org/pool/updates/main/libp/libphp-phpmailer/libphp-phpmailer_1.73.orig.tar.gz Architecture-independent component: http://security.debian.org/pool/updates/main/libp/libphp-phpmailer/libphp-phpmailer_1.73-2etch1_all.deb MD5 checksums of the listed files are available in the original advisory. [***** End Debian Security Advisory DSA-1315-1 *****] _______________________________________________________________________________ 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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