CVE-2018-1000155

Description

OpenFlow version 1.0 onwards contains a Denial of Service and Improper authorization vulnerability in OpenFlow handshake: The DPID (DataPath IDentifier) in the features_reply message are inherently trusted by the controller. that can result in Denial of Service, Unauthorized Access, Network Instability. This attack appear to be exploitable via Network connectivity: the attacker must first establish a transport connection with the OpenFlow controller and then initiate the OpenFlow handshake.

Category

9.8
CVSS
Severity: Critical
CVSS 3.0 •
CVSS 2.0 •
EPSS 0.50%
Third-Party Advisory tu-berlin.de
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
http://users.sec.t-labs.tu-berlin.de/~hashkash/openflow/BrianOnosSecurityRequest.pdf third party advisory mailing list

Frequently Asked Questions

What is the severity of CVE-2018-1000155?
CVE-2018-1000155 has been scored as a critical severity vulnerability.
How to fix CVE-2018-1000155?
To fix CVE-2018-1000155, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2018-1000155 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2018-1000155 is being actively exploited. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
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