CVE-2017-6327

8.8HIGH

Key Information:

Vendor
Symantec Corporation
Status
Messaging Gateway
Vendor
CVE Published:
11 August 2017

Badges

👾 Exploit Exists🟡 Public PoC🟣 EPSS 41%🦅 CISA Reported

Summary

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.

CISA Reported

CISA provides regional cyber and physical services to support security and resilience across the United States. CISA monitor the most dangerious vulnerabilities and have identifed as being exploited but is not known by the CISA to be used in ransomware campaigns. This is subject to change at pace

The CISA's recommendation is: Apply updates per vendor instructions.

Affected Version(s)

Messaging Gateway All versions prior to version 10.6.3-267

Exploit Proof of Concept (PoC)

PoC code is written by security researchers to demonstrate the vulnerability can be exploited. PoC code is also a key component for weaponization which could lead to ransomware.

CVE-2017-6327 - Proof of Concept

References

http://seclists.org/fulldisclosure/2017/Aug/28
mailing-listx_refsource_FULLDISC
https://www.exploit-db.com/exploits/42519/
exploitx_refsource_EXPLOIT-DB
http://www.securityfocus.com/bid/100135
vdb-entryx_refsource_BID

EPSS Score

41% chance of being exploited in the next 30 days.

CVSS V3.1

Score:
8.8
Severity:
HIGH
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
Low
User Interaction:
None
Scope:
Unchanged

Timeline

  • 👾

    Exploit known to exist

  • 🦅

    CISA Reported

  • 🟡

    Public PoC available

  • Vulnerability published

  • Vulnerability Reserved

.