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CVE mentions, exploit signals, and PoC evidence in one fast public view.

CVE detail

CVE-2021-22040

VMware ESXi, Workstation, and Fusion contain a use-after-free vulnerability in the XHCI USB controller. A malicious actor with local administrative privileges on a virtual machine may exploit this issue to execute code as the virtual machine's VMX process running on the host.

CVSS 6.7 · MediumBuzz score 17.5

Buzz score

Why this CVE is surfacing

Buzz score total 17.5

This all-time snapshot uses the same composite formula as Trending across a 30-year evidence window, rather than a current rolling window.

Buzz score components · mention 11.0 · diversity 6.5 · KEV 0.0 · OTX 0.0 · PoC 0.0
Mention score
11.0
2 evidence mentions in the snapshot
Diversity score
6.5
2 sources across 1 categories
KEV score
0.0
No KEV entry observed
OTX score
0.0
0 OTX pulses
PoC score
0.0
0 repos · best confidence N/A
Best PoC traction
0
Maximum stars on a matched PoC repo

Why it matters now

Mention timeline

Total mentions
0
within the 30d window
Peak daily
0
highest bucket

Evidence

Source links by recency

Newest mentions first
2 source links · newest first
  • VMware fixes flaws demonstrated at Chinese Tianfu Cup hacking contestSecurity Affairs

    VMware addressed several high-severity flaws that were disclosed during China’s Tianfu Cup hacking contest. VMware addressed several high-severity vulnerabilities that were demonstrated by Kunlun Lab team during China’s Tianfu Cup 2021 hacking contest. The vulnerabilities impact VMware ESXi, Workstation, and Fusion. Below is the list published by the virtualization giant: CVE-2021-22040 – VMware ESXi, Workstation, and […]

    newssecurityaffairs.comFeb 16, 2022, 9:15 AM
  • VMware Patches Vulnerabilities Disclosed at Chinese Hacking ContestSecurityWeek

    VMware on Tuesday announced that it has patched several high-severity vulnerabilities that were disclosed last year at a major Chinese hacking contest.

    newswww.securityweek.comFeb 15, 2022, 2:52 PM

Exploit code

Public exploit repository references

Public PoC repositories are third-party, potentially unsafe artifacts. Treat their code as untrusted and use it only on authorized systems in an isolated, least-privilege environment. cvebuzz does not execute the code or verify that an exploit works.

0 repository references · best confidence N/A · max 0 stars
No public PoC repositories have been matched yet.

Related records

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