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Vulnerability record · CVE-2018-20033 · published 25 February 2019

CVE-2018-20033: Flexera flexnet publisher allocation without limits vulnerability

Flexera · Flexnet Publisher

A Remote Code Execution vulnerability in lmgrd and vendor daemon components of FlexNet Publisher version 11.16.1.0 and earlier 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. No exploit of this vulnerability has been demonstrated.

9.8 CVSS 3.1 Critical EPSS 3.7% · top 10.7% CWE-770 · Allocation without limits
9.8CVSS 3.1 base score, v2 7.5
3.7%EPSS exploitation probability, 30 days
NoNot in CISA KEV
2Affected product versions listed by NVD
6References
17 Jun 2026Last modified by NVD

Description

A Remote Code Execution vulnerability in lmgrd and vendor daemon components of FlexNet Publisher version 11.16.1.0 and earlier 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. No exploit of this vulnerability has been demonstrated.

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Affected products

2 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
http://www.securityfocus.com/bid/109155 Broken Link
https://secuniaresearch.flexerasoftware.com/advisories/85979/ Not ApplicableVendor Advisory
https://www.oracle.com/security-alerts/cpuoct2021.html PatchThird Party Advisory
http://www.securityfocus.com/bid/109155 Broken Link
https://secuniaresearch.flexerasoftware.com/advisories/85979/ Not ApplicableVendor Advisory
https://www.oracle.com/security-alerts/cpuoct2021.html PatchThird Party Advisory

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Source: NIST National Vulnerability Database (record CVE-2018-20033), CISA KEV, FIRST EPSS (scores of 2026-10-07). This page is refreshed as NVD updates the record.