CVE-2023-3955 (GCVE-0-2023-3955)

Vulnerability from cvelistv5 – Published: 2023-10-31 20:36 – Updated: 2025-02-13 17:03
VLAI
Title
Kubernetes - Windows nodes - Insufficient input sanitization leads to privilege escalation
Summary
A security issue was discovered in Kubernetes where a user that can create pods on Windows nodes may be able to escalate to admin privileges on those nodes. Kubernetes clusters are only affected if they include Windows nodes.
Severity
8.8 (High)
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
SSVC
Exploitation: none Automatable: no Technical Impact: total
CISA Coordinator (v2.0.3)
CWE
  • CWE-20 - Improper Input Validation
Assigner
References
Impacted products
Vendor Product Version
Kubernetes kubelet Affected: v1.28.0
Affected: v1.27.0 , ≤ v1.27.4 (semver)
Affected: v1.26.0 , ≤ v1.26.7 (semver)
Affected: v1.25.0 , ≤ v1.25.12 (semver)
Unaffected: v1.28.1
Unaffected: v1.27.5
Unaffected: v1.26.8
Unaffected: v1.25.13
Unaffected: v1.24.17
Affected: 0 , ≤ v1.24.16 (semver)
Create a notification for this product.
kubernetes kubelet Affected: 1.28.0
Affected: 1.27.0 , ≤ 1.27.4 (semver)
Affected: 1.26.0 , ≤ 1.26.7 (semver)
Affected: 1.25.0 , ≤ 1.25.12 (semver)
Unaffected: 1.28.1
Unaffected: 1.27.5
Unaffected: 1.26.8
Unaffected: 1.25.13
Unaffected: 1.24.17
Affected: 0 , ≤ 1.24.16 (semver)
    cpe:2.3:a:kubernetes:kubelet:*:*:*:*:*:*:*:*
 Create a notification for this product.
Date Public
2023-08-23 04:00
Credits
James Sturtevant Mark Rossetti
Show details on NVD website
To clipboard 

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}



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Tags
Taxonomy of the tags.





Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.

Sightings

Author Source Type Date Other

Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
  • Confirmed: The vulnerability has been validated from an analyst's perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
  • Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
  • Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
  • Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
  • Not confirmed: The user expressed doubt about the validity of the vulnerability.
  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.


Detection rules are retrieved from Rulezet.