CVE-2018-1240 Information disclosure in ViPR Controller
An attacker on the same subnet can sniff plaintext VRRP passwords to hijack the virtual IP and cause denial of service.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Local or same network only
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2018-1240?
CVE-2018-1240 is a high-severity vulnerability in Dell EMC ViPR Controller, published on 18 Apr 2018. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
Dell EMC ViPR Controller, versions after 3.0.0.38, contain an information exposure vulnerability in the VRRP. VRRP defaults to an insecure configuration in Linux's keepalived component which sends the cluster password in plaintext through multicast. A malicious user, having access to the vCloud subnet where ViPR is deployed, could potentially sniff the password and use it to take over the cluster's virtual IP and cause a denial of service on that ViPR Controller system.
Weakness: CWE-200
Which versions are affected by CVE-2018-1240?
It affects 1 product.
Products include Emc Vipr Controller.
How do I fix CVE-2018-1240?
No fix has been published for CVE-2018-1240 yet. Limit exposure of the affected software until one is available.
Is CVE-2018-1240 being exploited?
There is no known exploitation of CVE-2018-1240 in the wild and no public exploit code.
Sources
Also known as GHSA-r4qw-7cmh-wgff.