---------------------------------------------------------------------- Monitor, Filter, and Manage Security Information - Filtering and Management of Secunia advisories - Overview, documentation, and detailed reports - Alerting via email and SMS Request Trial: https://ca.secunia.com/?f=l ---------------------------------------------------------------------- TITLE: MIMEsweeper for SMTP Encrypted Emails Misclassification Vulnerability SECUNIA ADVISORY ID: SA13160 VERIFY ADVISORY: http://secunia.com/advisories/13160/ CRITICAL: Moderately critical IMPACT: Security Bypass WHERE: >From remote SOFTWARE: MIMEsweeper for SMTP 5.x http://secunia.com/product/4235/ DESCRIPTION: A vulnerability has been reported in MIMEsweeper for SMTP, which potentially can be exploited by malware to bypass the scanning functionality. The problem is that emails containing encrypted data (e.g. password-protected zip files) erroneously are marked as "Clean" instead of "Encrypted". The vulnerability only affects versions that have been upgraded from: * MAILsweeper Business Suite I * MAILsweeper Business Suite II * MAILsweeper for SMTP version 4.3 SOLUTION: Apply hotfix: http://www.clearswift.com/download/info.aspx?ID=552 PROVIDED AND/OR DISCOVERED BY: Reported by vendor. ORIGINAL ADVISORY: http://download.mimesweeper.com/www/TechnicalDocumentation/MSWSMTP505UpdateReadMe.htm ---------------------------------------------------------------------- About: This Advisory was delivered by Secunia as a free service to help everybody keeping their systems up to date against the latest vulnerabilities. Subscribe: http://secunia.com/secunia_security_advisories/ Definitions: (Criticality, Where etc.) http://secunia.com/about_secunia_advisories/ Please Note: Secunia recommends that you verify all advisories you receive by clicking the link. Secunia NEVER sends attached files with advisories. Secunia does not advise people to install third party patches, only use those supplied by the vendor. ---------------------------------------------------------------------- Unsubscribe: Secunia Security Advisories http://secunia.com/sec_adv_unsubscribe/?email=packet%40packetstormsecurity.org ----------------------------------------------------------------------