Ubuntu.comUB:CVE-2020-8559CVE-2020-8559
6 Medium
CVSS2
Attack Vector
NETWORK
Attack Complexity
MEDIUM
Authentication
SINGLE
Confidentiality Impact
PARTIAL
Integrity Impact
PARTIAL
Availability Impact
PARTIAL
AV:N/AC:M/Au:S/C:P/I:P/A:P
6.8 Medium
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
HIGH
User Interaction
REQUIRED
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:U/C:H/I:H/A:H
0.003 Low
EPSS
Percentile
71.5%
The Kubernetes kube-apiserver in versions v1.6-v1.15, and versions prior to
v1.16.13, v1.17.9 and v1.18.6 are vulnerable to an unvalidated redirect on
proxied upgrade requests that could allow an attacker to escalate
privileges from a node compromise to a full cluster compromise.
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
6 Medium
CVSS2
Attack Vector
NETWORK
Attack Complexity
MEDIUM
Authentication
SINGLE
Confidentiality Impact
PARTIAL
Integrity Impact
PARTIAL
Availability Impact
PARTIAL
AV:N/AC:M/Au:S/C:P/I:P/A:P
6.8 Medium
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
HIGH
User Interaction
REQUIRED
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:U/C:H/I:H/A:H
0.003 Low
EPSS
Percentile
71.5%