CVE-2018-12242

Description

The Symantec Messaging Gateway product prior to 10.6.6 may be susceptible to an authentication bypass exploit, which is a type of issue that can allow attackers to potentially circumvent security mechanisms currently in place and gain access to the system or network.

Category

9.8
CVSS
Severity: Critical
CVSS 3.0 •
CVSS 2.0 •
EPSS 6.45% Top 10%
Vendor Advisory symantec.com
Affected: Symantec Corporation Symantec Messaging Gateway
Published at:
Updated at:

References

Link Tags
https://support.symantec.com/en_US/article.SYMSA1461.html vendor advisory
http://www.securityfocus.com/bid/105329 vdb entry third party advisory

Frequently Asked Questions

What is the severity of CVE-2018-12242?
CVE-2018-12242 has been scored as a critical severity vulnerability.
How to fix CVE-2018-12242?
To fix CVE-2018-12242, 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-2018-12242 being actively exploited in the wild?
It is possible that CVE-2018-12242 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~6% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2018-12242?
CVE-2018-12242 affects Symantec Corporation Symantec Messaging Gateway.
This platform uses data from the NIST NVD, MITRE CVE, MITRE CWE, First.org and CISA KEV but is not endorsed or certified by these entities. CVE is a registred trademark of the MITRE Corporation and the authoritative source of CVE content is MITRE's CVE web site. CWE is a registred trademark of the MITRE Corporation and the authoritative source of CWE content is MITRE's CWE web site.
© 2025 Under My Watch. All Rights Reserved.