CVE-2018-5243

Description

The Symantec Encryption Management Server (SEMS) product, prior to version 3.4.2 MP1, may be susceptible to a denial of service (DoS) exploit. A DoS attack is a type of attack whereby the perpetrator attempts to make a particular machine or network resource unavailable to its intended users by temporarily or indefinitely disrupting services of a specific host within a network.

Category

7.5
CVSS
Severity: High
CVSS 3.0 •
CVSS 2.0 •
EPSS 1.05% Top 25%
Vendor Advisory symantec.com
Affected: Symantec Corporation Symantec Encryption Management Server (SEMS)
Published at:
Updated at:

References

Link Tags
https://support.symantec.com/en_US/article.SYMSA1458.html mitigation vendor advisory
http://www.securitytracker.com/id/1041527 third party advisory vdb entry
http://www.securityfocus.com/bid/105062 third party advisory vdb entry

Frequently Asked Questions

What is the severity of CVE-2018-5243?
CVE-2018-5243 has been scored as a high severity vulnerability.
How to fix CVE-2018-5243?
To fix CVE-2018-5243, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2018-5243 being actively exploited in the wild?
It is possible that CVE-2018-5243 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~1% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2018-5243?
CVE-2018-5243 affects Symantec Corporation Symantec Encryption Management Server (SEMS).
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