CVE-2019-5544

CRITICALImmediate

Published:Dec 6, 2019(6 years ago)

Modified:Oct 30, 2025

Remote ExploitNo Auth RequiredNo InteractionLow Complexity

Vulnerability 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.

Attack Characteristics

Network AccessLow ComplexityNo Auth NeededNo User Interaction

🤖

AI analysis not yet available

Plain-English explanation, risk summary, and remediation steps will appear here once AI analysis is complete.

No Fix Known

No patch has been released yet. Apply workarounds or mitigations where available.

Affected Software

260

Vendor	Product	Versions	Fixed In
vmware	horizon_daas	8.0.0 - 9.0.0.0	-
vmware	esxi	-	-
vmware	esxi	-

Timeline

Published
CVE disclosed publicly
Dec 6, 20196 years ago
Last Modified
Most recent update
Oct 30, 20256 months ago
Indexed to CVEInsight
Added to this platform
Mar 29, 20261 month ago

References

http://www.openwall.com/lists/oss-security/2019/12/10/2Mailing List
http://www.openwall.com/lists/oss-security/2019/12/11/2Mailing List
http://www.vmware.com/security/advisories/VMSA-2019-0022.htmlPatch

CVSS Score

v3.1

9.8/ 10.0

CRITICAL

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

At a Glance

260

Affected Products

References

vmware / horizon_daas

https://access.redhat.com/errata/RHSA-2019:4240Third Party Advisory

https://access.redhat.com/errata/RHSA-2020:0199Third Party Advisory

https://lists.fedoraproject.org/archives/list/package-announce%40lists...Release Notes

https://security.gentoo.org/glsa/202005-12Third Party Advisory

http://www.openwall.com/lists/oss-security/2019/12/10/2Mailing List

http://www.openwall.com/lists/oss-security/2019/12/11/2Mailing List

http://www.vmware.com/security/advisories/VMSA-2019-0022.htmlPatch

https://access.redhat.com/errata/RHSA-2019:4240Third Party Advisory

https://access.redhat.com/errata/RHSA-2020:0199Third Party Advisory

https://lists.fedoraproject.org/archives/list/package-announce%40lists...Release Notes

https://security.gentoo.org/glsa/202005-12Third Party Advisory

https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve...US Government Resource

CVSS v3 Vector

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

Exploitability

Attack VectorNetwork

Attack ComplexityLow

Privileges RequiredNone

User InteractionNone

Impact

ScopeUnchanged

ConfidentialityHigh

IntegrityHigh

AvailabilityHigh

Impact Analysis

ConfidentialityHigh

NoneLowHigh

IntegrityHigh

NoneLowHigh

AvailabilityHigh

NoneLowHigh

CVE-2019-5544

✦ Vulnerability Description

Attack Characteristics

Affected Software

Timeline

References

CVSS Score

At a Glance

Official Sources

CVSS v3 Vector

Impact Analysis

Vulnerability Description