Improper Communication Channel Restriction in Synology SSL VPN Client
CVE-2018-8929

7.3HIGH

Key Information:

Vendor
Synology
Vendor
CVE Published:
6 July 2018

Summary

The Synology SSL VPN Client is susceptible to an improper restriction of the communication channel vulnerability, allowing remote attackers to exploit this flaw. By crafting a specific payload, an attacker can execute man-in-the-middle attacks, intercepting and potentially modifying traffic between the user and intended endpoints. This poses significant risks to the confidentiality and integrity of sensitive information transmitted through the VPN.

Affected Version(s)

SSL VPN Client < 1.2.4-0224

References

CVSS V3.1

Score:
7.3
Severity:
HIGH
Confidentiality:
Low
Integrity:
Low
Availability:
Low
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.