What’s Vulnerable › Vulnerabilities

CVE-2017-6327: Symantec Messaging Gateway Remote Code Execution Vulnerability

• Severity: high (CVSS 8.8 v3.1)
• Exploited in the wild: yes — in CISA KEV since 2021-11-03
• EPSS: 35.9% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2017-08-11 · updated 2026-06-17
• Weakness: CWE-77

Description

The Symantec Messaging Gateway before 10.6.3-267 can encounter an issue of remote code execution, which describes a situation whereby an individual may obtain the ability to execute commands remotely on a target machine or in a target process. In this type of occurrence, after gaining access to the system, the attacker may attempt to elevate their privileges.

Affected products

• Symantec Message Gateway: before 10.6.3-267 — fixed in 10.6.3-267

How to fix

Upgrade to a fixed version: Symantec Message Gateway 10.6.3-267. Check the vendor advisory for mitigations.

References

• http://seclists.org/fulldisclosure/2017/Aug/28
• http://www.securityfocus.com/bid/100135
• https://www.exploit-db.com/exploits/42519/
• https://www.symantec.com/security_response/securityupdates/detail.jsp?fid=security_advisory&pvid=security_advisory&year=&suid=20170810_00
• http://seclists.org/fulldisclosure/2017/Aug/28
• http://www.securityfocus.com/bid/100135
• https://www.exploit-db.com/exploits/42519/
• https://www.symantec.com/security_response/securityupdates/detail.jsp?fid=security_advisory&pvid=security_advisory&year=&suid=20170810_00
• https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2017-6327

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