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CVE-2018-12242

9.8 · CRITICAL
Published Sep 19, 2018 symantec CWE-287 EPSS 2.95% (86th pctl)

Overview

CVE-2018-12242 is a critical-severity vulnerability affecting symantec messaging_gateway. It was published on September 19, 2018 and has a CVSS 3.0 base score of 9.8 (CRITICAL).

This vulnerability has a CVSS 3.0 base score of 9.8, rated CRITICAL. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.

Technical 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.

Remediation

Check the references section for vendor advisories and patches from symantec. Update messaging_gateway to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

Affected Products

Vendor Product Versions Status
symantec messaging_gateway >= 0, < 10.6.6 Affected

Frequently Asked Questions

What is CVE-2018-12242?

CVE-2018-12242 is a critical-severity vulnerability affecting symantec messaging_gateway. It was published on September 19, 2018 and has a CVSS 3.0 base score of 9.8 (CRITICAL).

How severe is CVE-2018-12242?

This vulnerability has a CVSS 3.0 base score of 9.8, rated CRITICAL. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.

How do I fix or remediate CVE-2018-12242?

Check the references section for vendor advisories and patches from symantec. Update messaging_gateway to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

How can CyberStrike help with CVE-2018-12242?

CyberStrike's AI-powered security agents can automatically detect CVE-2018-12242 across your infrastructure using autonomous pentesting, DAST scanning, and HackBrowser. The platform continuously monitors for known vulnerabilities and provides actionable remediation guidance prioritized by real-world exploitability.