CVE-2023-20867

ℹ️ low

Summary

A fully compromised ESXi host can force VMware Tools to fail to authenticate host-to-guest operations, impacting the confidentiality and integrity of the guest virtual machine.

CVSS Score

3.9

Low

EPSS Score

3.0

Exploit Probability

Published Date

2023-06-13

First Seen: 2026-01-05

📊 Relative Risk Intelligence

This CVE is Lower Risk - more severe than 4.4% of all 322,139 vulnerabilities in our database.

#307,862

Below average severity

Severity Percentile

🎯 CISA SSVC Assessment Updated: Feb 4, 2025

🔍 Exploitation Status

Active

Exploits detected in the wild

⚙️ Automatable

Requires human interaction

💥 Technical Impact

Partial

Limited system impact

SSVC data provided by CISA

Last Modified 2025-10-28

Source NVD 🔗

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

CWE IDs (Weakness Types)

CWE-287

📦 Affected Products 7

Vendor	Product	Status	Affected Versions
debian	debian_linux	Affected	v10.0
debian	debian_linux	Affected	v11.0
debian	debian_linux	Affected	v12.0
fedoraproject	fedora	Affected	v37
fedoraproject	fedora	Affected	v38
fedoraproject	fedora	Affected	v39
vmware	tools	Affected	≥ 10.3.0 < 12.2.5

🔗 References 10

http://www.openwall.com/lists/oss-security/2023/10/1...

Mailing List Patch

http://www.openwall.com/lists/oss-security/2023/10/16/2

Mailing List Patch

https://lists.debian.org/debian-lts-announce/2023/08...

Mailing List Third Party Advisory

https://lists.fedoraproject.org/archives/list/packag...

Mailing List Release Notes

https://lists.fedoraproject.org/archives/list/packag...

Mailing List Release Notes

https://lists.fedoraproject.org/archives/list/packag...

Mailing List Release Notes

https://security.netapp.com/advisory/ntap-20230725-0...

Third Party Advisory

https://www.debian.org/security/2023/dsa-5493

Mailing List Third Party Advisory

https://www.vmware.com/security/advisories/VMSA-2023...

Patch Vendor Advisory

https://www.cisa.gov/known-exploited-vulnerabilities...

US Government Resource

🔗 Related CVEs 6

CVE ID	Severity	CVSS	EPSS	Summary	Published
CVE-2026-31431	⚠️ high	7.8	2.6	In the Linux kernel, the following vulnerability has been resolved: crypto: algif_aead - Revert to operating out-of-pla...	2026-04-22
CVE-2026-35093	⚠️ high	8.8	0.0	A flaw was found in libinput. A local attacker who can place a specially crafted Lua bytecode file in certain system or ...	2026-04-01
CVE-2026-35094	ℹ️ low	3.3	0.0	A flaw was found in libinput. An attacker capable of deploying a Lua plugin file in specific system directories can expl...	2026-04-01
CVE-2026-4775	⚠️ high	7.8	0.0	A flaw was found in the libtiff library. A remote attacker could exploit a signed integer overflow vulnerability in the ...	2026-03-24
CVE-2026-1940	🔶 medium	5.1	0.0	An incomplete fix for CVE-2024-47778 allows an out-of-bounds read in gst_wavparse_adtl_chunk() function. The patch added...	2026-03-23
CVE-2025-63261	⚠️ high	7.8	0.1	AWStats 8.0 is vulnerable to Command Injection via the open function	2026-03-20

These CVEs affect the same products