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Fencer Intel
high 7.5

CVE-2018-20032 json

A Denial of Service vulnerability related to message decoding in lmgrd and vendor daemon components of FlexNet Publisher version 11.16.1.0…

published 7y ago modified 4mo ago also EUVD-2018-12609

cvss
7.5
version 3.1, NVD
cisa kev
Not listed
not in CISA's catalog
epss
2.2%
EPSS 2.2% chance of exploitation in 30 days, percentile 82%
public exploits
0
none known

Summary

A Denial of Service vulnerability related to message decoding in lmgrd and vendor daemon components of FlexNet Publisher version 11.16.1.0 and earlier 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.

Patch / fix

Is CVE-2018-20032 in your stack? Fencer shows which of your repositories are affected as soon as an advisory lands, and opens the fix as a pull request.

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Vendor advisories

What the vendors themselves say about their products: affected, fixed or not affected, and what to do.

cisa ICSA-19-323-01 updated cvss 7.5

Flexera FlexNet Publisher

  • Flexera FlexNet Publisher <= 2018 R3
    affected: fixed in 2018, mitigation “More information on this issue can be found at the following location on the Flexera site:” flexerasoftware.flexnetoperations.com

From CISA ICS and IT advisories (CSAF, https://github.com/cisagov/CSAF), a U.S. Government work; changed: reduced to products, statuses and remediations. CISA notification · csaf

cisa ICSA-19-192-05 updated cvss 7.5

AVEVA Vijeo Citect and Citect SCADA Floating License Manager

  • AVEVA Software, LLC Vijeo Citect and Citect SCADA Floating License Manager <= 2.3.0.0
    affected: mitigation “Impacted users should upgrade to Floating License Manager (FLM) Version 2.3.1.0 as soon as possible.” schneider-electric.com

From CISA ICS and IT advisories (CSAF, https://github.com/cisagov/CSAF), a U.S. Government work; changed: reduced to products, statuses and remediations. CISA notification · csaf

cisa ICSA-19-192-07 updated cvss 7.5

Schneider Electric Floating License Manager

  • Schneider Electric Software, LLC Floating License Manager <= 2.3.0.0
    affected: vendor fix, mitigation “Schneider Electric has made a fix for these vulnerabilities available for download on its website” schneider-electric.com

From CISA ICS and IT advisories (CSAF, https://github.com/cisagov/CSAF), a U.S. Government work; changed: reduced to products, statuses and remediations. CISA notification · csaf

Exploit prediction

2.24% chance of exploitation in the next 30 days, higher than 82% of all scored CVEs (FIRST EPSS, 2026-11-09).

CVSS scores

assigned by version score vector
NVD 3.1 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
NVD 2.0 5.0 AV:N/AC:L/Au:N/C:N/I:N/A:P

Affected products

  • Flexera Software LLC FlexNet Publisher

References

Sources

Fencer Intel keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.