Vulnerabilities > CVE-2019-20430 - Always-Incorrect Control Flow Implementation vulnerability in Lustre

047910
CVSS 7.5 - HIGH
Attack vector
NETWORK
Attack complexity
LOW
Privileges required
NONE
Confidentiality impact
NONE
Integrity impact
NONE
Availability impact
HIGH
network
low complexity
lustre
CWE-670

Summary

In the Lustre file system before 2.12.3, the mdt module has an LBUG panic (via a large MDT Body eadatasize field) due to the lack of validation for specific fields of packets sent by a client.