6.7

CVE-2021-22040: vmware cloud_foundation Use After Free

CVSS: 6.7v3.1MediumModified
Published 16-02-2022Last modified 03-08-2024
Open JSON

Vulnerability summary

CVE-2021-22040 is a medium (CVSS 6.7) Use After Free vulnerability in vmware cloud_foundation. EPSS estimates a 0.73% chance of exploitation in the next 30 days, higher than 53.1% of scored vulnerabilities.

Overall risk
27/100
0100
Medium · default modelHow is this calculated?
CVSS score
6.7/10
010
Medium · v3.1 (NVD)
EPSS score
0.73%
0%100%
Low · 0.00 pp in 30 days
KEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits0No public exploits recorded

Timeline

  1. 16-02-2022
    PublishedVulnerability first disclosed.
  2. 03-08-2024
    Last modifiedVulnerability information updated.

Description

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 metrics

2 scores · 1 source · 2 versions

EPSS trend

Probability

0.73%

Chance of exploitation in the next 30 days

Percentile

53%

Versus all other CVEs

30-day change

0.00 pp

From 0.73% on 18-09-2026

18-09-202618-10-2026
EPSS score
0.73%

Known exploited

Compare KEV catalogs

Not in any of the 3 tracked catalogs.

Public exploits

0 found

No public exploits indexed.

Weaknesses

CWE · root cause

Affected systems

Vmware5 products
  • cloud_foundation≥ 3.0, < 3.11 | ≥ 4.0, < 4.4
  • esxiEOL6.5 | 6.5:650-202202401 | 6.7 | 6.7:670-201806001 | 6.7:670-201807001 | 6.7:670-201808001 | 6.7:670-201810001 | 6.7:670-201810101 | 6.7:670-201810102 | 6.7:670-201810103 | 6.7:670-201810201 | 6.7:670-201810202 | 6.7:670-201810203 | 6.7:670-201810204 | 6.7:670-201810205 | 6.7:670-201810206 | 6.7:670-201810207 | 6.7:670-201810208 | 6.7:670-201810209 | 6.7:670-201810210 | 6.7:670-201810211 | 6.7:670-201810212 | 6.7:670-201810213 | 6.7:670-201810214 | 6.7:670-201810215 | 6.7:670-201810216 | 6.7:670-201810217 | 6.7:670-201810218 | 6.7:670-201810219 | 6.7:670-201810220 | 6.7:670-201810221 | 6.7:670-201810222 | 6.7:670-201810223 | 6.7:670-201810224 | 6.7:670-201810225 | 6.7:670-201810226 | 6.7:670-201810227 | 6.7:670-201810228 | 6.7:670-201810229 | 6.7:670-201810230 | 6.7:670-201810231 | 6.7:670-201810232 | 6.7:670-201810233 | 6.7:670-201810234 | 6.7:670-201811001 | 6.7:670-201901001 | 6.7:670-201901401 | 6.7:670-201901402 | 6.7:670-201901403 | 6.7:670-201903001 | 6.7:670-201904001 | 6.7:670-201904201 | 6.7:670-201904201-ug | 6.7:670-201904202 | 6.7:670-201904202-ug | 6.7:670-201904203 | 6.7:670-201904203-ug | 6.7:670-201904204 | 6.7:670-201904204-ug | 6.7:670-201904205 | 6.7:670-201904205-ug | 6.7:670-201904206 | 6.7:670-201904206-ug | 6.7:670-201904207 | 6.7:670-201904207-ug | 6.7:670-201904208 | 6.7:670-201904208-ug | 6.7:670-201904209 | 6.7:670-201904209-ug | 6.7:670-201904210 | 6.7:670-201904210-ug | 6.7:670-201904211 | 6.7:670-201904211-ug | 6.7:670-201904212 | 6.7:670-201904212-ug | 6.7:670-201904213 | 6.7:670-201904213-ug | 6.7:670-201904214 | 6.7:670-201904214-ug | 6.7:670-201904215 | 6.7:670-201904215-ug | 6.7:670-201904216 | 6.7:670-201904216-ug | 6.7:670-201904217 | 6.7:670-201904217-ug | 6.7:670-201904218 | 6.7:670-201904218-ug | 6.7:670-201904219 | 6.7:670-201904219-ug | 6.7:670-201904220 | 6.7:670-201904220-ug | 6.7:670-201904221 | 6.7:670-201904221-ug | 6.7:670-201904222 | 6.7:670-201904222-ug | 6.7:670-201904223 | 6.7:670-201904223-ug | 6.7:670-201904224 | 6.7:670-201904224-ug | 6.7:670-201904225 | 6.7:670-201904225-ug | 6.7:670-201904226 | 6.7:670-201904226-ug | 6.7:670-201904227 | 6.7:670-201904227-ug | 6.7:670-201904228 | 6.7:670-201904228-ug | 6.7:670-201904229 | 6.7:670-201904229-ug | 6.7:670-201905001 | 6.7:670-201906002 | 6.7:670-201908101 | 6.7:670-201908102 | 6.7:670-201908103 | 6.7:670-201908104 | 6.7:670-201908201 | 6.7:670-201908202 | 6.7:670-201908203 | 6.7:670-201908204 | 6.7:670-201908205 | 6.7:670-201908206 | 6.7:670-201908207 | 6.7:670-201908208 | 6.7:670-201908209 | 6.7:670-201908210 | 6.7:670-201908211 | 6.7:670-201908212 | 6.7:670-201908213 | 6.7:670-201908214 | 6.7:670-201908215 | 6.7:670-201908216 | 6.7:670-201908217 | 6.7:670-201908218 | 6.7:670-201908219 | 6.7:670-201908220 | 6.7:670-201908221 | 6.7:670-201911001 | 6.7:670-201912001 | 6.7:670-201912101 | 6.7:670-201912102 | 6.7:670-201912401 | 6.7:670-201912402 | 6.7:670-201912403 | 6.7:670-201912404 | 6.7:670-201912405 | 6.7:670-202004001 | 6.7:670-202004002 | 6.7:670-202004301 | 6.7:670-202004401 | 6.7:670-202004402 | 6.7:670-202004403 | 6.7:670-202004404 | 6.7:670-202004405 | 6.7:670-202004406 | 6.7:670-202004407 | 6.7:670-202004408 | 6.7:670-202006001 | 6.7:670-202008001 | 6.7:670-202010001 | 6.7:670-202011001 | 6.7:670-202011002 | 6.7:670-202102001 | 6.7:670-202103001 | 6.7:670-202111101 | 7.0 | 7.0:update_1 | 7.0:update_2 | 7.0:update_3
  • fusion≥ 12.0.0, < 12.2.1
  • workstation_player≥ 16.0.0, < 16.2.1
  • workstation_pro≥ 16.0.0, < 16.2.1

1 vendor · 5 products

References

1 links