Vulnerability Monitor

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CVE-2021-22100

In cloud foundry CAPI versions prior to 1.122, a denial-of-service attack in which a developer can push a service broker that (accidentally or maliciously) causes CC instances to timeout and fail is possible. An attacker can leverage this vulnerability to cause an inability for anyone to push or manage apps.

Published

2022-03-25T19:15:08.620

Last Modified

2024-11-21T05:49:31.630

Status

Modified

Source

[email protected]

Severity

CVSSv3.1: 5.3 (MEDIUM)

CVSSv2 Vector

AV:N/AC:L/Au:N/C:N/I:N/A:P

Access Vector: NETWORK
Access Complexity: LOW
Authentication: NONE
Confidentiality Impact: NONE
Integrity Impact: NONE
Availability Impact: PARTIAL

Exploitability Score

10.0

Impact Score

2.9

Weaknesses

Type: Secondary
CWE-400
Type: Primary
CWE-400

Affected Vendors & Products

Type	Vendor	Product	Version/Range	Vulnerable?
Application	cloudfoundry	capi-release	< 1.122.0	Yes
Application	cloudfoundry	cf-deployment	< 17.1.0	Yes

References

https://www.cloudfoundry.org/blog/cve-2021-22100-cloud-controller-is-vulnerable-to-denial-of-service-due-to-misbehaving-service-brokers/ Vendor Advisory ([email protected])
https://www.cloudfoundry.org/blog/cve-2021-22100-cloud-controller-is-vulnerable-to-denial-of-service-due-to-misbehaving-service-brokers/ Vendor Advisory (af854a3a-2127-422b-91ae-364da2661108)