CVE-2020-7856 Auth bypass in Helpcom
An unauthenticated attacker can execute arbitrary commands on Helpcom due to insufficient authentication validation.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- A user has to click or open something
- Fix
- None listed
What is CVE-2020-7856?
CVE-2020-7856 is a high-severity authentication bypass vulnerability in Cnesty Helpcom, published on 20 Apr 2021. 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
A vulnerability of Helpcom could allow an unauthenticated attacker to execute arbitrary command. This vulnerability exists due to insufficient authentication validation.
Weakness: CWE-287
Which versions are affected by CVE-2020-7856?
It affects 1 product.
Products include Cnesty Helpcom.
How do I fix CVE-2020-7856?
No fix has been published for CVE-2020-7856 yet. Limit exposure of the affected software until one is available.
Upgrade, and rotate credentials and sessions that may have been exposed. More about Authentication bypass.
Is CVE-2020-7856 being exploited?
There is no known exploitation of CVE-2020-7856 in the wild and no public exploit code.
Other vulnerabilities in Cnesty Helpcom
Sources
Also known as GHSA-w9pp-r77p-j4p3.