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CVE-2021-22101

HIGHCVSS 7.5/10EPSS 0.97%

Last modified

CVE-2021-22101 is a high-severity vulnerability rated 7.5/10 on the CVSS scale. Cloud Controller versions prior to 1.118.0 are vulnerable to unauthenticated denial of Service(DoS) vulnerability allowing unauthenticated attackers to cause denial of service by using REST HTTP requests with label_selectors on multiple V3 endpoints by generating an enormous SQL query.. EPSS estimates a 0.97% chance of exploitation in the next 30 days.

Description

Cloud Controller versions prior to 1.118.0 are vulnerable to unauthenticated denial of Service(DoS) vulnerability allowing unauthenticated attackers to cause denial of service by using REST HTTP requests with label_selectors on multiple V3 endpoints by generating an enormous SQL query.

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
0.97%

57.5th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

VendorProductVersions
CloudfoundryCapi-Release< 1.118.0
CloudfoundryCf-Deployment< 16.24.0

References

Timeline

Published
Last Modified
Status
Modified

Frequently Asked Questions

What is CVE-2021-22101?
Cloud Controller versions prior to 1.118.0 are vulnerable to unauthenticated denial of Service(DoS) vulnerability allowing unauthenticated attackers to cause denial of service by using REST HTTP requests with label_selectors on multiple V3 endpoints by generating an enormous SQL query.
How severe is CVE-2021-22101?
CVE-2021-22101 has a CVSS score of 7.5/10 (HIGH severity). The EPSS model estimates a 0.97% probability of exploitation in the next 30 days.
How do I fix CVE-2021-22101?
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-2021-22101?

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

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Source: NVD / NIST