---
title: "CVE-2017-6327: Symantec Corporation Messaging Gateway… | CubePath"
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…"
language: en
source: https://cubepath.com/security/cve/CVE-2017-6327
---

# CVE-2017-6327: Symantec Corporation Messaging Gateway… | CubePath

## 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.

Official description from the CVE record, published by symantec. Copyright © 1999-2026 The MITRE Corporation. See [/security/cve/legal](https://cubepath.com/security/cve/legal) for the CVE license. [View the record on cve.org](https://www.cve.org/CVERecord?id=CVE-2017-6327)

## Key data

### CVSS 3.1 High 8.8

Score published by CISA-ADP in the CVE record.

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

| Metric                 | Value     | What it means                                                                       |
| ---------------------- | --------- | ----------------------------------------------------------------------------------- |
| Attack vector          | Network   | The vulnerable component can be reached over a network, possibly from the Internet. |
| Attack complexity      | Low       | No special conditions are needed. The attack can be repeated at will.               |
| Privileges required    | Low       | A basic user account is needed.                                                     |
| User interaction       | None      | No action from any user is needed.                                                  |
| Scope                  | Unchanged | The impact stays within the vulnerable component.                                   |
| Confidentiality impact | High      | Serious or total effect on the secrecy of data.                                     |
| Integrity impact       | High      | Serious or total effect on the trustworthiness of data.                             |
| Availability impact    | High      | Serious or total effect on availability.                                            |

CVSS is owned and managed by FIRST.Org, Inc. (FIRST) and is used by permission. Each CVSS score on this site is shown together with its vector string, as published in the CVE record by the source named next to it. Learn more at [first.org/cvss](https://www.first.org/cvss/) .

### EPSS

Exploit Prediction Scoring System by FIRST: an estimate of the probability that exploitation activity will be observed in the next 30 days.

Score

0.35911 (35.9% probability)

Percentile

98.5%

Scores of

Nov 10, 2026

Model

v2026.06.15

### CISA Known Exploited Vulnerabilities

This CVE is listed in the CISA KEV catalog.

Name in the catalog

Symantec Messaging Gateway Remote Code Execution Vulnerability

Added to the catalog

Nov 3, 2021

Federal due date

May 3, 2022

### CISA assessment as of Feb 7, 2025

Stakeholder-Specific Vulnerability Categorization (SSVC) decision points added by CISA.

Exploitation

Recorded by CISA as active

Automatable

no

Technical impact

total

### Weakness (CWE)

CWE catalog version 5.0.

CWE names: Copyright © 2006-2026, The MITRE Corporation. See [/security/cve/legal](https://cubepath.com/security/cve/legal) for the CWE license.

- [CWE-77](https://cwe.mitre.org/data/definitions/77.html) Improper Neutralization of Special Elements used in a Command

## Affected products

Products listed in the CVE record, as the CNA published them.

- Symantec Corporation Messaging Gateway

  - affected: All versions prior to version 10.6.3-267

## References

Links listed in the CVE record. They lead to other sites, which CubePath does not control.

- [20170817 CVE-2017-6327: Symantec Messaging Gateway <= 10.6.3-2 unauthenticated root RCE](http://seclists.org/fulldisclosure/2017/Aug/28)  (seclists.org) mailing-list
- [42519](https://www.exploit-db.com/exploits/42519/)  (exploit-db.com) exploit
- [100135](http://www.securityfocus.com/bid/100135)  (securityfocus.com) vdb-entry
- [symantec.com/security\_response/securityupdates/detail.jsp?f…](https://www.symantec.com/security%5Fresponse/securityupdates/detail.jsp?fid=security%5Fadvisory&pvid=security%5Fadvisory&year=&suid=20170810%5F00)

## Timeline

1. ID reserved Feb 26, 2017
2. Record published Aug 11, 2017
3. Added to CISA KEV Nov 3, 2021
4. Record last updated Oct 21, 2025

## Look up another CVE

## About CubePath

CubePath is a cloud provider with data centers in Europe and the United States. It offers VPS, bare metal servers and DDoS protection.

[Cloud VPS](https://cubepath.com/vps) [DDoS protection](https://cubepath.com/ddos-protection)

Data from the CVE Program (MITRE), CISA KEV and FIRST EPSS. CVSS is owned by FIRST and used by permission. Not affiliated with or endorsed by MITRE, CISA or FIRST. Data as of Nov 10, 2026, 19:34 UTC. [Sources and licenses](https://cubepath.com/security/cve/legal)