Mend.io Vulnerability Database

What is a CVE vulnerability ID? icon What is a WS vulnerability ID? icon What is an MSC vulnerability ID? icon
New vulnerability? Tell us about it!
icon

We found results for “”

CVE-2021-25737

Good to know:

icon

Date: September 6, 2021

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.

Language: Go

Severity Score

Related Resources (8)

https://github.com/kubernetes/kubernetes
https://github.com/advisories/GHSA-mfv7-gq43-w965
https://groups.google.com/g/kubernetes-security-announce/c/xAiN3924thY
https://github.com/kubernetes/kubernetes/issues/102106
https://security.netapp.com/advisory/ntap-20211004-0004
https://security.netapp.com/advisory/ntap-20211004-0004/
https://nvd.nist.gov/vuln/detail/CVE-2021-25737
https://www.mend.io/vulnerability-database/CVE-2021-25737

Severity Score

Weakness Type (CWE)

Incomplete Blacklist

CWE-184

URL Redirection to Untrusted Site ('Open Redirect')

CWE-601

Top Fix

icon

Upgrade Version

Upgrade to version v1.18.19, v1.19.11, v1.20.7, v1.21.1

Learn More

CVSS v3.1

Base Score:
Attack Vector (AV): NETWORK
Attack Complexity (AC): LOW
Privileges Required (PR): HIGH
User Interaction (UI): NONE
Scope (S): UNCHANGED
Confidentiality (C): LOW
Integrity (I): NONE
Availability (A): NONE

CVSS v2

Base Score:
Access Vector (AV): NETWORK
Access Complexity (AC): MEDIUM
Authentication (AU): SINGLE
Confidentiality (C): PARTIAL
Integrity (I): PARTIAL
Availability (A): NONE
Additional information:

Do you need more information?

Contact Us