CVE-2020-8555

The Kubernetes kube-controller-manager in versions v1.0-1.14, versions prior to v1.15.12, v1.16.9, v1.17.5, and version v1.18.0 are vulnerable to a Server Side Request Forgery (SSRF) that allows certain authorized users to leak up to 500 bytes of arbitrary information from unprotected endpoints within the master's host network (such as link-local or loopback services).

CVSS v3.0 6.3 MEDIUM
CVSS v2.0 3.5 LOW

6.3^/10

CVSS v3.0 : MEDIUM

Vector :

Exploitability : 1.8 / Impact : 4.0

Attack Vector NETWORK

Attack Complexity HIGH

Privileges Required LOW

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact NONE

Availability Impact NONE

Scope CHANGED

3.5^/10

CVSS v2.0 : LOW

Vector : AV:N/AC:M/Au:S/C:P/I:N/A:N

Exploitability : 6.8 / Impact : 2.9

Access Vector NETWORK

Access Complexity MEDIUM

Authentication SINGLE

Confidentiality Impact PARTIAL

Integrity Impact NONE

Availability Impact NONE

References

Link	Resource
https://groups.google.com/d/topic/kubernetes-security-announce/kEK27tqqs30/discussion	Mailing List Third Party Advisory
https://github.com/kubernetes/kubernetes/issues/91542	Third Party Advisory
http://www.openwall.com/lists/oss-security/2020/06/01/4
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/3SOCLOPTSYABTE4CLTSPDIFE6ZZZR4LX/
https://security.netapp.com/advisory/ntap-20200724-0005/
http://www.openwall.com/lists/oss-security/2021/05/04/8

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Configurations

Configuration 1 (hide)

OR	cpe:2.3:a:kubernetes:kubernetes::::::::
	cpe:2.3:a:kubernetes:kubernetes::::::::
	cpe:2.3:a:kubernetes:kubernetes::::::::
	cpe:2.3:a:kubernetes:kubernetes:1.18.0:-::::::

Information

Published : 2020-06-05 10:15

Updated : 2021-05-04 14:15

NVD link : CVE-2020-8555

Mitre link : CVE-2020-8555

JSON object : View

CWE

CWE-918

Server-Side Request Forgery (SSRF)

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Products Affected

kubernetes

kubernetes

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