CRITICALCVSS 9.8Actively exploited · CISA KEV since 2021-11-03Vulnerability

CVE-2020-3992

VMware ESXi OpenSLP contains a use-after-free vulnerability that allows an attacker residing in the management network with access to port 427 to perform remote code execution.

Properties

Euvd product
VMware ESXi
Vulnerability name
VMware ESXi OpenSLP Use-After-Free Vulnerability
First seen
2026-08-12T03:55:48+00:00
Cvss score
9.8
Epss score
0.83015
Last seen
2026-10-19T12:00:27+00:00
Due date
2022-05-03
Euvd assigner
vmware
Retrieved at
2026-10-21T01:24:47+00:00
Exploited euvd since
2021-11-03T00:00:00+00:00
Src batch id
epss_history-20261020T103617Z-728ddd
Source url
https://epss.empiricalsecurity.com/epss_scores-2026-10-19.csv.gz
Date added
2021-11-03
Euvd base score version
3.1
Score
9.8
Fetched at
2026-10-20T10:36:20+00:00
Cvss vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
In Signal since
initial import (Sep 2026)
Euvd base score
9.8
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Related Entities (226 · showing 23)

AFFECTS_PRODUCT (223 · showing 20)

→[Product]cpe:2.3:o:vmware:esxi:6.5:650-201912101:*:*:*:*:*:*
→[Product]cpe:2.3:o:vmware:esxi:7.0.0:1.20.16321839:*:*:*:*:*:*
→[Product]cpe:2.3:o:vmware:esxi:7.0.0:-:*:*:*:*:*:*
→[Product]cpe:2.3:o:vmware:esxi:6.7:670-202004407:*:*:*:*:*:*
→[Product]cpe:2.3:o:vmware:esxi:6.7:670-202004408:*:*:*:*:*:*
→[Product]cpe:2.3:o:vmware:esxi:6.7:670-202010001:*:*:*:*:*:*
→[Product]cpe:2.3:o:vmware:esxi:6.7:670-202004405:*:*:*:*:*:*
→[Product]cpe:2.3:o:vmware:esxi:6.7:670-202004406:*:*:*:*:*:*
→[Product]cpe:2.3:o:vmware:esxi:6.7:670-202008001:*:*:*:*:*:*
→[Product]cpe:2.3:o:vmware:esxi:6.7:670-202006001:*:*:*:*:*:*
→[Product]cpe:2.3:o:vmware:esxi:6.7:670-202004403:*:*:*:*:*:*
→[Product]cpe:2.3:o:vmware:esxi:6.7:670-202004404:*:*:*:*:*:*
→[Product]cpe:2.3:o:vmware:esxi:6.7:670-201912402:*:*:*:*:*:*
→[Product]cpe:2.3:o:vmware:esxi:6.7:670-201912001:*:*:*:*:*:*
→[Product]cpe:2.3:o:vmware:esxi:6.7:670-202004301:*:*:*:*:*:*
→[Product]cpe:2.3:o:vmware:esxi:6.7:670-202004401:*:*:*:*:*:*
→[Product]cpe:2.3:o:vmware:esxi:6.7:670-201908202:*:*:*:*:*:*
→[Product]cpe:2.3:o:vmware:esxi:6.7:670-201904229-ug:*:*:*:*:*:*
→[Product]cpe:2.3:o:vmware:esxi:6.7:670-201908217:*:*:*:*:*:*
→[Product]cpe:2.3:o:vmware:esxi:6.7:670-201904228:*:*:*:*:*:*

DESCRIBES (1)

←[KEVEntry]VMware ESXi OpenSLP Use-After-Free Vulnerability

HAS_WEAKNESS (1)

→[Weakness]Use After Free

INVOLVES (1)

←[Signal]kev_added · 2021-11-03

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CVE-2020-3992 (CVSS 9.8) — Ninja Signal Threat Intelligence | Ninja Signal