CVE-2019-18643 File upload in n/a
Attackers can bypass file extension blacklists to upload malicious ASPX code, achieving remote code execution with LocalSystem privileges.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2019-18643?
CVE-2019-18643 is a critical vulnerability in n/a, published on 7 Jan 2021. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
Rock RMS versions before 8.10 and versions 9.0 through 9.3 fails to properly validate files uploaded in the application. The only protection mechanism is a file-extension blacklist that can be bypassed by adding multiple spaces and periods after the file name. This could allow an attacker to upload ASPX code and gain remote code execution on the application. The application typically runs as LocalSystem as mandated in the installation guide. Patched in versions 8.10 and 9.4.
Weakness: CWE-434
Which versions are affected by CVE-2019-18643?
It affects 1 product.
Products include Sparkdevnetwork Rock Rms.
How do I fix CVE-2019-18643?
No fix has been published for CVE-2019-18643 yet. Limit exposure of the affected software until one is available.
Is CVE-2019-18643 being exploited?
There is no known exploitation of CVE-2019-18643 in the wild and no public exploit code.
Other vulnerabilities in n/a
Sources
Also known as GHSA-8hmh-2f4f-8hr6.