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Severity
High
Analysis Summary
CVE-2018-20031
A vulnerability related to preemptive item deletion in lmgrd and vendor daemon components allows a remote attacker to send a combination of messages to lmgrd or the vendor daemon, causing the heartbeat between lmgrd and the vendor daemon to stop and the vendor daemon to shut down.
CVE-2018-20033
A vulnerability in lmgrd and vendor daemon components could allow a remote attacker to corrupt the memory by allocating/deallocating memory, loading lmgrd or the vendor daemon, and causing the heartbeat between lmgrd and the vendor daemon to stop. This would force the vendor daemon to shut down. The vulnerability could also allow remote code execution.
CVE-2018-20034
A vulnerability related to adding an item to a list in lmgrd and vendor daemon components allows a remote attacker to send a combination of messages to lmgrd or the vendor daemon, causing the heartbeat between lmgrd and the vendor daemon to stop and the vendor daemon to shut down.
Impact
- Improper Input Validation
- Memory Corruption
Affected Vendors
Flexera
Affected Products
FlexNet Publisher Version 2018 R3 and prior
Remediation
Flexera recommends all users using affected versions of FlexNet Publisher upgrade to Version 2018 R4 or newer .