Vulnerability Details : CVE-2018-12239
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.
Products affected by CVE-2018-12239
- cpe:2.3:a:symantec:norton_antivirus:*:*:*:*:*:*:*:*
- cpe:2.3:a:symantec:endpoint_protection:*:*:*:*:*:*:*:*
- cpe:2.3:a:symantec:endpoint_protection:*:*:*:*:*:*:*:*
- cpe:2.3:a:symantec:endpoint_protection_cloud:*:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2018-12239
0.07%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 17 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2018-12239
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
4.6
|
MEDIUM | AV:L/AC:L/Au:N/C:P/I:P/A:P |
3.9
|
6.4
|
NIST | |
|
6.8
|
MEDIUM | CVSS:3.0/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
0.9
|
5.9
|
NIST |
References for CVE-2018-12239
-
http://www.securityfocus.com/bid/105918
Multiple Symantec Products CVE-2018-12239 Local Security Bypass VulnerabilityThird Party Advisory;VDB Entry
-
https://support.symantec.com/content/unifiedweb/en_US/article.SYMSA1468.html
Norton and SEP Multiple IssuesVendor Advisory
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