CVE-2016-7490 Path traversal in Studio Express
A local attacker can exploit insecure temporary file handling during installation to overwrite system files or escalate privileges via symlink attacks.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Local or same network only
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2016-7490?
CVE-2016-7490 is a high-severity path traversal vulnerability in Teradata Studio Express, published on 10 Nov 2016. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
The installation script studioexpressinstall for Teradata Studio Express 15.12.00.00 creates files in /tmp insecurely. A malicious local user could create a symlink in /tmp and possibly clobber system files or perhaps elevate privileges.
Which versions are affected by CVE-2016-7490?
It affects 1 product.
Products include Teradata Studio Express.
How do I fix CVE-2016-7490?
No fix has been published for CVE-2016-7490 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-2016-7490 being exploited?
There is no known exploitation of CVE-2016-7490 in the wild and no public exploit code.
Sources
Also known as GHSA-9wgq-3542-p7cg.