High severity7.8NVD Advisory· Published Jan 9, 2020· Updated Jun 17, 2026
CVE-2016-5311
CVE-2016-5311
Description
A Privilege Escalation vulnerability exists in Symantec Norton Antivirus, Norton AntiVirus with Backup, Norton Security, Norton Security with Backup, Norton Internet Security, Norton 360, Endpoint Protection Small Business Edition Cloud, and Endpoint Protection Cloud Client due to a DLL-preloading without path restrictions, which could let a local malicious user obtain system privileges.
Affected products
14- cpe:2.3:a:symantec:endpoint_protection_cloud:*:*:*:*:*:*:*:*Range: <22.8.0.50
cpe:2.3:a:symantec:norton_antivirus:*:*:*:*:*:*:*:*+ 1 more
- cpe:2.3:a:symantec:norton_antivirus:*:*:*:*:*:*:*:*range: <22.7
- (no CPE)
cpe:2.3:a:symantec:norton_antivirus_with_backup:*:*:*:*:*:*:*:*+ 1 more
- cpe:2.3:a:symantec:norton_antivirus_with_backup:*:*:*:*:*:*:*:*range: <22.7
- (no CPE)
- cpe:2.3:a:symantec:norton_internet_security:*:*:*:*:*:*:*:*Range: <22.7
cpe:2.3:a:symantec:norton_security:*:*:*:*:*:*:*:*+ 1 more
- cpe:2.3:a:symantec:norton_security:*:*:*:*:*:*:*:*range: <22.7
- (no CPE)
- cpe:2.3:a:symantec:norton_security_with_backup:*:*:*:*:*:*:*:*Range: <22.7
- Range: before 22.8.0.50
- Symantec/Norton Antivirus, Norton AntiVirus with Backup, Norton Security, Norton Security with Backup, Norton Internet Security, Norton 360v5Range: before 22.7
Patches
Vulnerability mechanics
References
5- www.securityfocus.com/bid/94295nvdThird Party AdvisoryVDB Entry
- www.securitytracker.com/id/1037323nvdThird Party AdvisoryVDB Entry
- www.securitytracker.com/id/1037324nvdThird Party AdvisoryVDB Entry
- www.securitytracker.com/id/1037325nvdThird Party AdvisoryVDB Entry
- www.symantec.com/security_response/securityupdates/detail.jspnvdVendor Advisory
News mentions
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