CVE-2019-5544

unknown KEV

Published 2021-11-03 · Modified 2021-11-03

CVSS v3

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CVSS v2

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VIR risk

1.5

Description

VMware ESXi and Horizon Desktop as a Service (DaaS) OpenSLP contains a heap-based buffer overflow vulnerability that allows an attacker with network access to port 427 to overwrite the heap of the OpenSLP service to perform remote code execution.

CISA KEV

Vendor: VMware
Product: VMware ESXi and Horizon DaaS
Due date: 2022-05-03

Predictions

Exploit likelihood

99%

Patch ETA

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Heuristic predictions, AS-IS, for prioritization only.

Mitigations

vendor Authored 2026-05-27

Vendor advisory: cisa-kev — https://nvd.nist.gov/vuln/detail/CVE-2019-5544

vendor Authored 2026-05-27

Vendor advisory: suse — https://www.suse.com/security/cve/CVE-2019-5544.html

Exploits

OS impact

OS	Version	Status	Fixed in
sles		affected

References

https://www.suse.com/security/cve/CVE-2019-5544.html
https://nvd.nist.gov/vuln/detail/CVE-2019-5544

Verify integrity in audit chain (admin only). AS-IS.