CVE-2021-25737 Vulnerability Details

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CVE-2021-25737 Metadata Quick Info

CVE Published: 06/09/2021 | CVE Updated: 16/09/2024 | CVE Year: 2021
Source: kubernetes | Vendor: Kubernetes | Product: Kubernetes
Status : PUBLISHED

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CVE-2021-25737 Description

A security issue was discovered in Kubernetes where a user may be able to redirect pod traffic to private networks on a Node. Kubernetes already prevents creation of Endpoint IPs in the localhost or link-local range, but the same validation was not performed on EndpointSlice IPs.

Metrics

CVSS Version: 3.1 | Base Score: 2.7 LOW
Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:L/I:N/A:N

l➤ Exploitability Metrics:
    Attack Vector (AV)* NETWORK
    Attack Complexity (AC)* LOW
    Privileges Required (PR)* HIGH
    User Interaction (UI)* NONE
    Scope (S)* UNCHANGED

l➤ Impact Metrics:
    Confidentiality Impact (C)* LOW
    Integrity Impact (I)* NONE
    Availability Impact (A)* NONE

Weakness Enumeration (CWE)

CWE-ID: CWE-184
CWE Name: CWE-184 Incomplete Blacklist
Source: Kubernetes

Common Attack Pattern Enumeration and Classification (CAPEC)

CAPEC-ID:
CAPEC Description:


Source: NVD (National Vulnerability Database).