CVE-2017-18048 File upload in n/a
Attackers can upload malicious files with uppercase extensions to execute arbitrary code on Monstra CMS servers.
- 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-2017-18048?
CVE-2017-18048 is a high-severity vulnerability in n/a, published on 23 Jan 2018. Any signed-in user can exploit it over the network, with no action from the victim.
Official description
Monstra CMS 3.0.4 allows users to upload arbitrary files, which leads to remote command execution on the server, for example because .php (lowercase) is blocked but .PHP (uppercase) is not.
Weakness: CWE-434
Which versions are affected by CVE-2017-18048?
It affects 1 product.
Products include Monstra Monstra.
How do I fix CVE-2017-18048?
No fix has been published for CVE-2017-18048 yet. Limit exposure of the affected software until one is available.
Is CVE-2017-18048 being exploited?
It is not confirmed as exploited in the wild, but public exploit code for CVE-2017-18048 exists.
Public exploit code: 1 Metasploit module.
Other vulnerabilities in n/a
Sources
Also known as GHSA-9gjw-qvrh-6f5r.