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cve[email protected]CVE-2022-24877
HistoryMay 06, 2022 - 1:15 a.m.

CVE-2022-24877

2022-05-0601:15:09
CWE-36
CWE-22
web.nvd.nist.gov
61
4
cve-2022-24877
flux
kubernetes
path traversal
kustomize-controller
ci/cd
vulnerability
nvd

6.5 Medium

CVSS2

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

SINGLE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

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

9.9 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

CHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

8.5 High

AI Score

Confidence

High

0.001 Low

EPSS

Percentile

38.8%

Flux is an open and extensible continuous delivery solution for Kubernetes. Path Traversal in the kustomize-controller via a malicious kustomization.yaml allows an attacker to expose sensitive data from the controller’s pod filesystem and possibly privilege escalation in multi-tenancy deployments. Workarounds include automated tooling in the user’s CI/CD pipeline to validate kustomization.yaml files conform with specific policies. This vulnerability is fixed in kustomize-controller v0.24.0 and included in flux2 v0.29.0.

Affected configurations

Vulners
NVD
Node
fluxcdflux2Range<29.0
OR
fluxcdflux2Range<24.0
VendorProductVersionCPE
fluxcdflux2*cpe:2.3:a:fluxcd:flux2:*:*:*:*:*:*:*:*
fluxcdflux2*cpe:2.3:a:fluxcd:flux2:*:*:*:*:*:*:*:*

CNA Affected

[
  {
    "product": "flux2",
    "vendor": "fluxcd",
    "versions": [
      {
        "status": "affected",
        "version": "flux2 < v0.29.0"
      },
      {
        "status": "affected",
        "version": "kustomize-controller < v0.24.0"
      }
    ]
  }
]

Social References

More

6.5 Medium

CVSS2

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

SINGLE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

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

9.9 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

CHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

8.5 High

AI Score

Confidence

High

0.001 Low

EPSS

Percentile

38.8%

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