CVE-2021-43934 Elcomplus SmartPtt Unrestricted Upload of File with Dangerous Type
Attackers can upload arbitrary files via the backup and restore system, potentially leading to remote code execution on the SmartPTT server.
- 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-2021-43934?
CVE-2021-43934 is a critical vulnerability in Elcomplus SmartPTT, published on 28 Apr 2022. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
Elcomplus SmartPTT is vulnerable as the backup and restore system does not adequately validate upload requests, enabling a malicious user to potentially upload arbitrary files.
Weakness: CWE-434
Which versions are affected by CVE-2021-43934?
It affects 1 product.
Products include Smartptt Smartptt Scada.
How do I fix CVE-2021-43934?
No fix has been published for CVE-2021-43934 yet. Limit exposure of the affected software until one is available.
Is CVE-2021-43934 being exploited?
There is no known exploitation of CVE-2021-43934 in the wild and no public exploit code.
Other vulnerabilities in Elcomplus SmartPTT
Sources
Also known as GHSA-jq86-54q5-fmjr.