CVE-2023-20229 Path traversal in Cisco Duo Device Health Application
A local attacker can exploit a path traversal flaw in Cisco Duo Device Health to overwrite arbitrary files with SYSTEM privileges, causing data loss or denial of service.
- 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-2023-20229?
CVE-2023-20229 is a high-severity path traversal vulnerability in Cisco Duo Device Health Application, published on 16 Aug 2023. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
A vulnerability in the CryptoService function of Cisco Duo Device Health Application for Windows could allow an authenticated, local attacker with low privileges to conduct directory traversal attacks and overwrite arbitrary files on an affected system. This vulnerability is due to insufficient input validation. An attacker could exploit this vulnerability by executing a directory traversal attack on an affected host. A successful exploit could allow an attacker to use a cryptographic key to overwrite arbitrary files with SYSTEM-level privileges, resulting in a denial of service (DoS) condition or data loss on the affected system.
Weakness: CWE-22
Which versions are affected by CVE-2023-20229?
It affects 1 product.
Products include Cisco Duo Device Health Application.
How do I fix CVE-2023-20229?
No fix has been published for CVE-2023-20229 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-2023-20229 being exploited?
There is no known exploitation of CVE-2023-20229 in the wild and no public exploit code.
Sources
Also known as GHSA-f54w-7p9j-xm52.