CVE-2017-15893 Path traversal in Synology File Station
Authenticated attackers can write arbitrary files via directory traversal in Synology File Station, potentially compromising system integrity.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2017-15893?
CVE-2017-15893 is a medium-severity path traversal vulnerability in Synology File Station, published on 8 Dec 2017. Any signed-in user can exploit it over the network, with no action from the victim.
Official description
Directory traversal vulnerability in the SYNO.FileStation.Extract in Synology File Station before 1.1.1-0099 allows remote authenticated users to write arbitrary files via the dest_folder_path parameter.
Weakness: CWE-22
Which versions are affected by CVE-2017-15893?
It affects 1 product.
Products include Synology File Station.
How do I fix CVE-2017-15893?
No fix has been published for CVE-2017-15893 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-2017-15893 being exploited?
There is no known exploitation of CVE-2017-15893 in the wild and no public exploit code.
Other vulnerabilities in Synology File Station
Sources
Also known as GHSA-4vm2-7hg5-xh55.