CVE-2020-2500

Severity: medium (CVSS 6.5 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.7% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2020-07-01 · updated 2026-06-17
Weakness: CWE-284

Description

This improper access control vulnerability in Helpdesk allows attackers to get control of QNAP Kayako service. Attackers can access the sensitive data on QNAP Kayako server with API keys. We have replaced the API key to mitigate the vulnerability, and already fixed the issue in Helpdesk 3.0.1 and later versions.

Affected products

QNAP Systems Inc. Helpdesk: before 3.0.1 — fixed in 3.0.1

How to fix

Upgrade to a fixed version: QNAP Systems Inc. Helpdesk 3.0.1. Check the vendor advisory for mitigations.

References

https://www.qnap.com/zh-tw/security-advisory/qsa-20-03
https://www.qnap.com/zh-tw/security-advisory/qsa-20-03

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