{"vuid":"VU#125868","idnumber":"125868","name":"Avast! antivirus buffer overflow vulnerability","keywords":["Avast!","Antivirus","heap overflow","integer cast around","parse",".SIS files"],"overview":"Avast! antivirus contains a buffer overflow vulnerability. This vulnerability may allow an attacker to execute code a vulnerable system.","clean_desc":"Avast! antivirus is an antivirus application that can scan different types of files. The Symbian Installer Format (SIS) file format is used by the Symbian OS to package files for distribution to mobile devices. Avast! antivirus contains a buffer overflow vulnerability. By convincing a user to scan a specially crafted SIS file with a vulnerable version of Avast! antivirus, an attacker may be able to trigger the overflow.","impact":"A remote unauthenticated attacker may be able to execute arbitrary code, or create a denial-of-service condition.","resolution":"Update\nVersion 4.7.700 has been released to address this issue. Users are encouraged to update as soon as possible.","workarounds":"","sysaffected":"","thanks":"Thanks to \nSergio Alvarez of n.runs AG and Avast! for information that was used in this report.","author":"This document was written by Ryan Giobbi.","public":["http://www.avast.com/eng/adnm-management-client-revision-history.html","http://www.avast.com/eng/search.php?searchFor=sergio+alvarez","http://www.nruns.com/security_advisory.php","http://www.symbian.com/Developer/techlib/v70sdocs/doc_source/ToolsAndUtilities/Installing-ref/PackageFileFormatReference.guide.html"],"cveids":[""],"certadvisory":"","uscerttechnicalalert":null,"datecreated":"2007-05-25T14:22:21Z","publicdate":"2007-05-25T00:00:00Z","datefirstpublished":"2007-05-29T12:28:54Z","dateupdated":"2007-05-29T12:35:31Z","revision":6,"vrda_d1_directreport":"0","vrda_d1_population":"2","vrda_d1_impact":"3","cam_widelyknown":"7","cam_exploitation":"0","cam_internetinfrastructure":"5","cam_population":"16","cam_impact":"16","cam_easeofexploitation":"4","cam_attackeraccessrequired":"5","cam_scorecurrent":"1.152","cam_scorecurrentwidelyknown":"2.4","cam_scorecurrentwidelyknownexploited":"4.32","ipprotocol":"","cvss_accessvector":"","cvss_accesscomplexity":"","cvss_authentication":null,"cvss_confidentialityimpact":"","cvss_integrityimpact":"","cvss_availabilityimpact":"","cvss_exploitablity":null,"cvss_remediationlevel":"","cvss_reportconfidence":"","cvss_collateraldamagepotential":"","cvss_targetdistribution":"","cvss_securityrequirementscr":"","cvss_securityrequirementsir":"","cvss_securityrequirementsar":"","cvss_basescore":"","cvss_basevector":"","cvss_temporalscore":"","cvss_environmentalscore":"","cvss_environmentalvector":"","metric":1.152,"vulnote":null}