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vulnrichmentGitHub_MVULNRICHMENT:CVE-2024-45041
HistorySep 09, 2024 - 2:54 p.m.

CVE-2024-45041 External Secrets Operator vulnerable to privilege escalation

2024-09-0914:54:31
CWE-269
GitHub_M
github.com
2
cve-2024-45041
external secrets operator
privilege escalation
kubernetes
operator
secret management
vulnerability
deployment
clusterrole
sa token
validate webhook configurations
fix 0.10.2

CVSS3

8.3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

LOW

Availability Impact

HIGH

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

AI Score

6.7

Confidence

Low

EPSS

0.001

Percentile

20.0%

SSVC

Exploitation

poc

Automatable

no

Technical Impact

partial

External Secrets Operator is a Kubernetes operator that integrates external secret management systems. The external-secrets has a deployment called default-external-secrets-cert-controller, which is bound with a same-name ClusterRole. This ClusterRole has “get/list” verbs of secrets resources. It also has path/update verb of validatingwebhookconfigurations resources. This can be used to abuse the SA token of the deployment to retrieve or get ALL secrets in the whole cluster, capture and log all data from requests attempting to update Secrets, or make a webhook deny all Pod create and update requests. This vulnerability is fixed in 0.10.2.

ADP Affected

[
  {
    "cpes": [
      "cpe:2.3:a:external-secrets:external-secrets:*:*:*:*:*:*:*:*"
    ],
    "vendor": "external-secrets",
    "product": "external-secrets",
    "versions": [
      {
        "status": "affected",
        "version": "0",
        "lessThan": "0.10.2",
        "versionType": "custom"
      }
    ],
    "defaultStatus": "unknown"
  }
]

CVSS3

8.3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

LOW

Availability Impact

HIGH

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

AI Score

6.7

Confidence

Low

EPSS

0.001

Percentile

20.0%

SSVC

Exploitation

poc

Automatable

no

Technical Impact

partial

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