Input validation error in Floating License Manager - CVE-2018-20031
Published: July 12, 2019
Vulnerability identifier: #VU19161
CSH Severity: Medium
CVSS v4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Green
CVE-ID: CVE-2018-20031
CWE-ID: CWE-20
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vendor: Schneider Electric
Affected software:
Floating License Manager
Floating License Manager
Detailed vulnerability description
The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.
The vulnerability exists due to insufficient validation of user-supplied input related to preemptive item deletion in lmadmin and vendor daemon components. A remote attacker can send a combination of messages to lmadmin or the vendor daemon, causing the heartbeat between lmadmin and the vendor daemon to stop and the vendor daemon to shut down.
How to mitigate CVE-2018-20031
Install updates from vendor's website.