CVE-2011-4190 Missing verification of host key for kdump server
A remote attacker can impersonate a kdump server to steal sensitive core dump files due to missing host key verification in SUSE kdump.
- 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-2011-4190?
CVE-2011-4190 is a medium-severity missing authorization vulnerability in Suse Suse Linux Enterprise Desktop, published on 8 Jun 2018. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
The kdump implementation is missing the host key verification in the kdump and mkdumprd OpenSSH integration of kdump prior to version 2012-01-20. This is similar to CVE-2011-3588, but different in that the kdump implementation is specific to SUSE. A remote malicious kdump server could use this flaw to impersonate the correct kdump server to obtain security sensitive information (kdump core files).
Which versions are affected by CVE-2011-4190?
It affects 2 products.
Products include Suse Suse Linux Enterprise Desktop, Suse Suse Linux Enterprise Server.
How do I fix CVE-2011-4190?
No fix has been published for CVE-2011-4190 yet. Limit exposure of the affected software until one is available.
Upgrade, and check permissions on every request on the server, not only in the interface. More about Missing authorization.
Is CVE-2011-4190 being exploited?
There is no known exploitation of CVE-2011-4190 in the wild and no public exploit code.
Sources
Also known as GHSA-cp9h-xhgc-8r95.