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CVE-2021-22019

HIGHCVSS 7.5/10EPSS 1.56%

Last modified

CVE-2021-22019 is a high-severity vulnerability rated 7.5/10 on the CVSS scale. The vCenter Server contains a denial-of-service vulnerability in VAPI (vCenter API) service. A malicious actor with network access to port 5480 on vCenter Server may exploit this issue by sending a specially crafted jsonrpc message to create a denial of service condition.. EPSS estimates a 1.56% chance of exploitation in the next 30 days.

Description

The vCenter Server contains a denial-of-service vulnerability in VAPI (vCenter API) service. A malicious actor with network access to port 5480 on vCenter Server may exploit this issue by sending a specially crafted jsonrpc message to create a denial of service condition.

Metrics

CVSS 3.1
7.5/10

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

EPSS Probability
1.56%

72.1th percentile

Probability of exploitation in the next 30 days. Learn more

Affected Software

VendorProductVersions
VmwareCloud Foundation>= 3.0, < 3.10.2.2
VmwareCloud Foundation>= 4.0, < 4.3
VmwareVcenter Server6.5
VmwareVcenter Server6.7
VmwareVcenter Server7.0

References

Timeline

Published
Last Modified
Status
Modified

Frequently Asked Questions

What is CVE-2021-22019?
The vCenter Server contains a denial-of-service vulnerability in VAPI (vCenter API) service. A malicious actor with network access to port 5480 on vCenter Server may exploit this issue by sending a specially crafted jsonrpc message to create a denial of service condition.
How severe is CVE-2021-22019?
CVE-2021-22019 has a CVSS score of 7.5/10 (HIGH severity). The EPSS model estimates a 1.56% probability of exploitation in the next 30 days.
How do I fix CVE-2021-22019?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2021-22019?

Run a free Strix scan to check your systems for this vulnerability.

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Source: NVD / NIST