CVE-2018-19946 Security feature bypass in Helpdesk

What is CVE-2018-19946?

CVE-2018-19946 is a medium-severity vulnerability in QNAP Systems Inc. Helpdesk, published on 11 Sep 2020. An attacker can exploit it over the internet without logging in, and only if a user opens a file or follows a link.

Official description

The vulnerability have been reported to affect earlier versions of Helpdesk. If exploited, this improper certificate validation vulnerability could allow an attacker to spoof a trusted entity by interfering in the communication path between the host and client. QNAP has already fixed the issue in Helpdesk 3.0.3 and later.

Weakness: CWE-297, CWE-295

Which versions are affected by CVE-2018-19946?

It affects 1 product.

Products include Qnap Helpdesk.

How do I fix CVE-2018-19946?

No fix has been published for CVE-2018-19946 yet. Limit exposure of the affected software until one is available.

Is CVE-2018-19946 being exploited?

There is no known exploitation of CVE-2018-19946 in the wild and no public exploit code.

Other vulnerabilities in QNAP Systems Inc. Helpdesk

• CVE-2020-2506 QNAP Helpdesk Improper Access Control Exploited High 7.3
• CVE-2020-2507 command injection vulnerability in Helpdesk Critical 9.8
• CVE-2020-2500 Hardcoded credentials in Helpdesk Critical 9.8
• CVE-2018-0714 Command injection in Helpdesk in QTS Critical 9.8
• CVE-2021-28814 Improper Access Control Vulnerability in Helpdesk High 8.8

Sources

• CVE record
• NVD
• OSV
• GitHub advisory
• How this page is made

Also known as GHSA-j6wf-jr95-r768.