CVE-2018-20437 Path traversal in n/a
An attacker can download arbitrary files from the server via a path traversal vulnerability in the file download function.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2018-20437?
CVE-2018-20437 is a high-severity path traversal vulnerability in n/a, published on 25 Dec 2018. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
An issue was discovered in the fileDownload function in the CommonController class in FEBS-Shiro before 2018-11-05. An attacker can download a file via a request of the form /common/download?filename=1.jsp&delete=false. NOTE: the software maintainer disputes the significance of this report because the product uses a JAR archive for deployment, and this contains application.yml with configuration data
Weakness: CWE-22
Which versions are affected by CVE-2018-20437?
It affects 1 product.
Products include Mrbird Febs-Shiro.
How do I fix CVE-2018-20437?
No fix has been published for CVE-2018-20437 yet. Limit exposure of the affected software until one is available.
Upgrade, and resolve every user-supplied path against an allowed base folder before opening it. More about Path traversal.
Is CVE-2018-20437 being exploited?
There is no known exploitation of CVE-2018-20437 in the wild and no public exploit code.
Sources
Also known as GHSA-fg3g-4m62-q7pr.