CVE-2017-6327highunder attackCWE-77

CVE-2017-6327: high-severity vulnerability in Symantec Corporation Messaging Gateway

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83Vexday Risk Score

Prioritize patching. It under exploitation confirmed by CISA and has a public proof of concept.

ssvc Actcvss 8.8epss 36%
from disclosure to weapon7 days
Published on NVDAug 11
1st PoC+7d
CISA KEV+1545d
Action required by CISAfederal deadline: 2022-05-03

Apply updates per vendor instructions.

In short

Symantec Messaging Gateway versions before 10.6.3-267 allow attackers to run commands remotely on the server. This is dangerous because once they gain access, they can control the system and steal or damage data.

Technical detail

Remote code execution vulnerability in Symantec Messaging Gateway due to improper input validation (CWE-77). Unauthenticated or low-privileged attackers can execute arbitrary commands on the affected system. Post-exploitation privilege escalation may be possible to gain full system control.

Summary generated and translated by AI from the official description.

The full analysis of this CVE is available in Portuguese →

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.
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Affected products
Symantec Corporation · Messaging Gateway
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