# CVE-2018-13283

## Summary

- **CVE ID:** CVE-2018-13283
- **Severity:** HIGH
- **CVSS Score:** 8.8 (CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H)
- **CWE:** CWE-671
- **Published:** Apr 1, 2019
- **Last Modified:** Mar 14, 2026

## Description

Lack of administrator control over security vulnerability in client.cgi in Synology SSL VPN Client before 1.2.5-0226 allows remote attackers to conduct man-in-the-middle attacks via the (1) command, (2) hostname, or (3) port parameter.

## Affected Products

- Synology — SSL VPN Client (unspecified)

## References

- [CNA](https://www.synology.com/security/advisory/Synology_SA_18_30)

## Exploitation Prediction (EPSS)

- **EPSS Score:** 0.30%
- **EPSS Percentile:** 52.8

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_Exported from OnDuty AI Vulnerability Intelligence on 2026-09-10._