CVE-2018-12239

Medium

Description

Norton prior to 22.15; Symantec Endpoint Protection (SEP) prior to 12.1.7454.7000 & 14.2; Symantec Endpoint Protection Small Business Edition (SEP SBE) prior to NIS-22.15.1.8 & SEP-12.1.7454.7000; and Symantec Endpoint Protection Cloud (SEP Cloud) prior to 22.15.1 may be susceptible to an AV bypass issue, which is a type of exploit that works to circumvent one of the virus detection engines to avoid a specific type of virus protection. One of the antivirus engines depends on a signature pattern from a database to identify malicious files and viruses; the antivirus bypass exploit looks to alter the file being scanned so it is not detected.

SeverityMedium
CVSS6.8
Exploit probability—
ProductSymantec Endpoint Protection
PublishedNov 29, 2018
First seenNov 29, 2018

How to fix

Update
  • symantec endpoint_protection12.1.7454.7000 or later
  • symantec endpoint_protection_cloud22.15.1 or later
  • symantec norton_antivirus22.15 or later

Affected products

ProductAffected versionsFixed in
symantec endpoint_protection11.0 ≤ v < 12.1.7454.7000, 14.0 ≤ v ≤ 14.212.1.7454.7000
symantec endpoint_protection_cloudv < 22.15.122.15.1
symantec norton_antivirusv < 22.1522.15

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