CVE-2016-5306

Severity: medium (CVSS 5.3 v3.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 2.1% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2016-06-30 · updated 2026-06-17
Weakness: CWE-200

Description

Symantec Endpoint Protection Manager (SEPM) 12.1 before RU6 MP5 does not properly implement the HSTS protection mechanism, which makes it easier for remote attackers to obtain sensitive information by sniffing the network for unintended HTTP traffic on port 8445.

Affected products

Symantec Endpoint Protection Manager (SEPM): through 12.1.6

References

http://www.securityfocus.com/bid/91449
http://www.securitytracker.com/id/1036196
https://www.symantec.com/security_response/securityupdates/detail.jsp?fid=security_advisory&pvid=security_advisory&year=&suid=20160628_01
http://www.securityfocus.com/bid/91449
http://www.securitytracker.com/id/1036196
https://www.symantec.com/security_response/securityupdates/detail.jsp?fid=security_advisory&pvid=security_advisory&year=&suid=20160628_01

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