CVE-2017-2156 Path traversal in Vivaldi installer for Windows
An attacker can execute arbitrary code by placing a malicious executable in a directory searched by the Vivaldi Windows installer.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Local or same network only
- Victim action needed
- A user has to click or open something
- Fix
- None listed
What is CVE-2017-2156?
CVE-2017-2156 is a high-severity path traversal vulnerability in Vivaldi installer for Windows, published on 28 Apr 2017. It can only be exploited from the same machine or local network, and only if a user opens a file or follows a link.
Official description
Untrusted search path vulnerability in Vivaldi installer for Windows prior to version 1.7.735.48 allows an attacker to execute arbitrary code via a specially crafted executable file in an unspecified directory.
Weakness: CWE-426
Which versions are affected by CVE-2017-2156?
It affects 1 product.
Products include Vivaldi Vivaldi Installer for Windows.
How do I fix CVE-2017-2156?
No fix has been published for CVE-2017-2156 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-2017-2156 being exploited?
There is no known exploitation of CVE-2017-2156 in the wild and no public exploit code.
Sources
Also known as GHSA-hmr2-87pr-xxxm.