CVE-2020-11462 XML external entity in n/a
Attackers can cause temporary denial of service in OpenVPN Access Server via XML Entity Expansion if the full-featured RPC2 interface is enabled.
- 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-2020-11462?
CVE-2020-11462 is a high-severity vulnerability in n/a, published on 4 May 2020. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
An issue was discovered in OpenVPN Access Server before 2.7.0 and 2.8.x before 2.8.3. With the full featured RPC2 interface enabled, it is possible to achieve a temporary DoS state of the management interface when sending an XML Entity Expansion (XEE) payload to the XMLRPC based RPC2 interface. The duration of the DoS state depends on available memory and CPU speed. The default restricted mode of the RPC2 interface is NOT vulnerable.
Weakness: CWE-776
Which versions are affected by CVE-2020-11462?
It affects 1 product.
Products include Openvpn Openvpn Access Server.
How do I fix CVE-2020-11462?
No fix has been published for CVE-2020-11462 yet. Limit exposure of the affected software until one is available.
Is CVE-2020-11462 being exploited?
There is no known exploitation of CVE-2020-11462 in the wild and no public exploit code.
Other vulnerabilities in n/a
Sources
Also known as GHSA-vc6m-jhq8-gmhj.