Uncontrolled resource consumption in Cloud Controller by cloud foundry
Priority LOW 26CWE-400Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- None
- Attack complexity
- Low
- Impact type
- Denial of service
- Confidentiality · integrity · availability
- None · None · Low
- Fix status
- No fix listed
Attack profile from CVSS 3.1 · NVD. Fix status from CNA. Impact type from CWE-400.
Summary
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.
Why it matters now
EPSS 0.00915 60th percentileScored 2026-11-07
Fix No fix listed No fixed version in the sources yet
SSVC decision points
Not available: CISA has not published SSVC decision points for this record.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| — | Cloud Controller (CAPI) by cloud foundry | CAPI versions prior to 1.122.0 | — | No fix listed | CNA |
- Cloud Controller (CAPI) by cloud foundry Vendor— Affected CAPI versions prior to 1.122.0 Fixed in — No fix listed CNA
CPE configurations NVD · 2
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:cloudfoundry:capi-release:*:*:*:*:*:*:*:* | before 1.122.0 | Vulnerable | CloudFoundry Foundation |
| cpe:2.3:a:cloudfoundry:cf-deployment:*:*:*:*:*:*:*:* | before 17.1.0 | Vulnerable | CloudFoundry Foundation |
- cpe:2.3:a:cloudfoundry:capi-release:*:*:*:*:*:*:*:* Versions before 1.122.0 Vulnerable ·CloudFoundry Foundation
- cpe:2.3:a:cloudfoundry:cf-deployment:*:*:*:*:*:*:*:* Versions before 17.1.0 Vulnerable ·CloudFoundry Foundation
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2021-22100
- 2026-10-03 Alias added: GHSA-hpw7-xrjw-4cx3
References
More CloudFoundry Foundation Capi-release vulnerabilities
- TI-2020-04463 Cloud Controller may allow developers to claim sensitive routes CVSS 3.1HIGH 8.8
- TI-2018-01109 Insufficient session expiration in Dell EMC Cloud Controller CVSS 3.1HIGH 8.8
- TI-2019-02799 Cloud Controller provides signed URL with write authorization to read only user CVSS 3.1HIGH 8.1
- TI-2018-01171 Cloud Foundry Cloud Controller, versions prior to 1.52.0, contains information disclosure… CVSS 3.1HIGH 8.1
- TI-2023-07297 Improper certificate validation in Cloud Controller API CVSS 3.1HIGH 8.1
- TI-2017-05629 An issue was discovered in the Cloud Controller API in Cloud Foundry Foundation… CVSS 3.1HIGH 7.8
Sources
- CVE-2021-22100 · CVE Program
- CVE-2021-22100 · NVD
- FIRST EPSS
- GHSA-hpw7-xrjw-4cx3 · GitHub Advisory Database · CC BY 4.0
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