Ghostwire

CVE-2021-47961: A plaintext storage of a password vulnerability in Synology SSL VPN Client before 1.4.5-0684 allows remote attackers to...

HIGH CVSS 7.5 EPSS 0.04% Exploit Available

Published: April 10, 2026 | Last Modified: April 10, 2026

Description

A plaintext storage of a password vulnerability in Synology SSL VPN Client before 1.4.5-0684 allows remote attackers to access or influence the user's PIN code due to insecure storage. This may lead to unauthorized VPN configuration and potential interception of subsequent VPN traffic when combined with user interaction.

Ghostwire Analysis — What This Means Practically

Exploitation Probability (EPSS): Low — 0.04% (12th percentile)

Low exploitation probability based on current threat landscape data. Standard patching timeline is appropriate.

This analysis is generated by Ghostwire from NVD, CISA KEV, EPSS, and open-source intelligence data. Verify findings through primary sources before acting.

Security Coverage (2 articles)

References