[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"$f6KLj6MLFjhAxtjNrNL8l1-1zP7a4qWDWtwDEH1CtIDk":3,"g5a-risk:CVE-2018-6856":174},{"success":4,"data":5,"meta":172},true,{"cveId":6,"title":7,"description":8,"shortDescription":9,"publishedDate":10,"lastModified":11,"cvssScore":12,"cvssVector":13,"cvssMetrics":14,"epssScore":38,"epssPercentile":15,"epssTimeSeries":39,"severity":40,"affectedProducts":41,"affectedProductsCount":79,"references":80,"referencesCount":99,"weaknesses":100,"weaknessesCount":109,"isActivelyExploited":110,"cisaInfo":15,"otxData":15,"relatedBlogPosts":111,"seoMetadata":112,"configurations":137,"relatedVendorCves":170,"notableEvents":171},"CVE-2018-6856","What is CVE-2018-6856?","Sophos SafeGuard Enterprise before 8.00.5, SafeGuard Easy before 7.00.3, and SafeGuard LAN Crypt before 3.95.2 are vulnerable to Local Privilege Escalation via IOCTL 0x8020601C. By crafting an input buffer we can control the execution path to the point where a global variable will be written to a user controlled address. We can take advantage of this condition to zero-out the pointer to the security descriptor in the object header of a privileged process or modify the security descriptor itself and run code in the context of a process running as SYSTEM.","Sophos SafeGuard Enterprise before 8.00.5, SafeGuard Easy before 7.00.3, and SafeGuard LAN Crypt before 3.95.2 are vulnerable to Local Privilege Escalation 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This may result in read or write operations on unexpected memory locations that could be linked to other variables, data structures, or internal program data.","Certain languages allow direct addressing of memory locations and do not automatically ensure that these locations are valid for the memory buffer that is being referenced. This can cause read or write operations to be performed on memory locations that may be associated with other variables, data structures, or internal program data.","Stable","Class","Simple",1,false,[],{"title":113,"metaDescription":114,"keywords":115,"canonicalUrl":116,"structuredData":117},"What is CVE-2018-6856? Vulnerability Analysis | Security Advisory | Precursor Intelligence","Comprehensive analysis of CVE-2018-6856, a high severity cyber security vulnerability from 2018. 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