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3 vulnerabilities found for Synology SSL VPN Client by Synology

CVE-2021-47961 (GCVE-0-2021-47961)
Vulnerability from cvelistv5
Published
2026-04-10 09:22
Modified
2026-04-10 12:42
Severity ?
8.1 (High) - CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:N
CWE
  • CWE-256 - Plaintext Storage of a Password
Summary
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.
References
Impacted products
Vendor Product Version
Synology Synology SSL VPN Client Version: *   ≤
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CVE-2021-47960 (GCVE-0-2021-47960)
Vulnerability from cvelistv5
Published
2026-04-10 09:21
Modified
2026-04-10 12:43
Severity ?
6.5 (Medium) - CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N
CWE
  • CWE-552 - Files or Directories Accessible to External Parties
Summary
A files or directories accessible to external parties vulnerability in Synology SSL VPN Client before 1.4.5-0684 allows remote attackers to access files within the installation directory via a local HTTP server bound to the loopback interface. By leveraging user interaction with a crafted web page, attackers may retrieve sensitive files such as configuration files, certificates, and logs, leading to information disclosure.
References
Impacted products
Vendor Product Version
Synology Synology SSL VPN Client Version: *   ≤
Create a notification for this product.
Show details on NVD website

To clipboard 

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CVE-2023-5748 (GCVE-0-2023-5748)
Vulnerability from cvelistv5
Published
2023-10-24 10:26
Modified
2024-09-17 14:18
Severity ?
3.3 (Low) - CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L
CWE
Summary
Buffer copy without checking size of input ('Classic Buffer Overflow') vulnerability in cgi component in Synology SSL VPN Client before 1.4.7-0687 allows local users to conduct denial-of-service attacks via unspecified vectors.
References
Impacted products
Vendor Product Version
Synology Synology SSL VPN Client Version: *   ≤
Create a notification for this product.
Show details on NVD website

To clipboard 

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