CVE-2019-5544

State: Published
Severity: 9.8 Critical
Published: Dec 6, 2019
Updated: Oct 21, 2025
Reserved: Jan 7, 2019

Description

OpenSLP as used in ESXi and the Horizon DaaS appliances has a heap overwrite issue. VMware has evaluated the severity of this issue to be in the Critical severity range with a maximum CVSSv3 base score of 9.8.

Scores

CVSS	Score	Vector	Source
3.1	9.8 Critical	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H	CISA-ADP

Weaknesses

CWE-787 Out-of-bounds Write

Affected Products

Product	Versions
ESXi and Horizon DaaSn/a	ESXi 6.7 prior to patch release ESXi670-201912001, ESXi 6.5 prior to patch release ESXi650-201912001, ESXi 6.0 prior to patch release ESXi600-201912001 and Horizon DaaS 8.x prior to BZ-2467224-Disable_SLPD_service_permanently_801_Hotfix.Affected

References

http://www.vmware.com/security/advisories/VMSA-2019-0022.html
[oss-security] 20191210 Re: CVE-2019-5544 openslp 1.2.1, 2.0.0 heap overflow vulnerabilitymailing-list
[oss-security] 20191211 Re: CVE-2019-5544 openslp 1.2.1, 2.0.0 heap overflow vulnerabilitymailing-list
RHSA-2019:4240vendor-advisory
FEDORA-2019-1e5ae33e87vendor-advisory
FEDORA-2019-86bceb61b3vendor-advisory
RHSA-2020:0199vendor-advisory
GLSA-202005-12vendor-advisory
https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2019-5544government-resource

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