Ubuntu.comUB:CVE-2021-25737CVE-2021-25737
4.8 Medium
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
HIGH
User Interaction
REQUIRED
Scope
CHANGED
Confidentiality Impact
LOW
Integrity Impact
LOW
Availability Impact
NONE
CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N
4.9 Medium
CVSS2
Access Vector
NETWORK
Access Complexity
MEDIUM
Authentication
SINGLE
Confidentiality Impact
PARTIAL
Integrity Impact
PARTIAL
Availability Impact
NONE
AV:N/AC:M/Au:S/C:P/I:P/A:N
0.001 Low
EPSS
Percentile
25.0%
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.
Notes
| Author | Note |
|---|---|
| leosilva | kubernates is in fact a kubernetes installer that calls snap, not the package it self. |
| OS | Version | Architecture | Package | Version | Filename |
|---|---|---|---|---|---|
| ubuntu | 20.04 | noarch | kubernetes | < any | UNKNOWN |
| ubuntu | 22.04 | noarch | kubernetes | < any | UNKNOWN |
| ubuntu | 23.10 | noarch | kubernetes | < any | UNKNOWN |
| ubuntu | 24.04 | noarch | kubernetes | < any | UNKNOWN |
Related
4.8 Medium
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
HIGH
User Interaction
REQUIRED
Scope
CHANGED
Confidentiality Impact
LOW
Integrity Impact
LOW
Availability Impact
NONE
CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N
4.9 Medium
CVSS2
Access Vector
NETWORK
Access Complexity
MEDIUM
Authentication
SINGLE
Confidentiality Impact
PARTIAL
Integrity Impact
PARTIAL
Availability Impact
NONE
AV:N/AC:M/Au:S/C:P/I:P/A:N
0.001 Low
EPSS
Percentile
25.0%