CVE-2019-20354 Path traversal in n/a
A low-privilege authenticated user can download arbitrary files from the Raspberry Pi via a path traversal vulnerability in the log download API.
- 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-2019-20354?
CVE-2019-20354 is a medium-severity path traversal vulnerability in n/a, published on 6 Jan 2020. Any signed-in user can exploit it over the network, with no action from the victim.
Official description
The web application component of piSignage before 2.6.4 allows a remote attacker (authenticated as a low-privilege user) to download arbitrary files from the Raspberry Pi via api/settings/log?file=../ path traversal. In other words, this issue is in the player API for log download.
Weakness: CWE-22
Which versions are affected by CVE-2019-20354?
It affects 1 product.
Products include Pisignage Pisignage.
How do I fix CVE-2019-20354?
No fix has been published for CVE-2019-20354 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-2019-20354 being exploited?
It is not confirmed as exploited in the wild, but public exploit code for CVE-2019-20354 exists.
Public exploit code: 1 Exploit-DB entry.
Sources
Also known as GHSA-2j3r-j4h7-v6hh.