CVE-2020-8555

CVSS V2 Low 3.5 CVSS V3 Medium 6.3
Description
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).
Overview
  • CVE ID
  • CVE-2020-8555
  • Assigner
  • jordan@liggitt.net
  • Vulnerability Status
  • Analyzed
  • Published Version
  • 2020-06-05T17:15:11
  • Last Modified Date
  • 2022-11-16T03:39:12
Weakness Enumerations
CWE URL
CWE-918 http://cwe.mitre.org/data/definitions/918.html
CPE Configuration (Product)
CPE Vulnerable Operator Version Start Version End
cpe:2.3:a:kubernetes:kubernetes:*:*:*:*:*:*:*:* 1 OR 1.15.11
cpe:2.3:a:kubernetes:kubernetes:*:*:*:*:*:*:*:* 1 OR 1.16.0 1.16.9
cpe:2.3:a:kubernetes:kubernetes:*:*:*:*:*:*:*:* 1 OR 1.17.0 1.17.5
cpe:2.3:a:kubernetes:kubernetes:1.18.0:-:*:*:*:*:*:* 1 OR
cpe:2.3:o:fedoraproject:fedora:32:*:*:*:*:*:*:* 1 OR
CVSS Version 2
  • Version
  • 2.0
  • Vector String
  • AV:N/AC:M/Au:S/C:P/I:N/A:N
  • Access Vector
  • NETWORK
  • Access Compatibility
  • MEDIUM
  • Authentication
  • SINGLE
  • Confidentiality Impact
  • PARTIAL
  • Integrity Impact
  • NONE
  • Availability Impact
  • NONE
  • Base Score
  • 3.5
  • Severity
  • LOW
  • Exploitability Score
  • 6.8
  • Impact Score
  • 2.9
CVSS Version 3
  • Version
  • 3.1
  • Vector String
  • CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:C/C:H/I:N/A:N
  • Attack Vector
  • NETWORK
  • Attack Compatibility
  • HIGH
  • Privileges Required
  • LOW
  • User Interaction
  • NONE
  • Scope
  • CHANGED
  • Confidentiality Impact
  • HIGH
  • Availability Impact
  • NONE
  • Base Score
  • 6.3
  • Base Severity
  • MEDIUM
  • Exploitability Score
  • 1.8
  • Impact Score
  • 4
References
Reference URL Reference Tags
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
Sources
Source Name Source URL
NIST https://nvd.nist.gov/vuln/detail/CVE-2020-8555
MITRE https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-8555
History
Created Old Value New Value Data Type Notes
2022-05-10 16:17:02 Added to TrackCVE
2022-12-04 17:29:03 security@kubernetes.io jordan@liggitt.net CVE Assigner updated
2022-12-04 17:29:03 2020-06-05T17:15Z 2020-06-05T17:15:11 CVE Published Date updated
2022-12-04 17:29:03 2022-11-16T03:39:12 CVE Modified Date updated
2022-12-04 17:29:03 Analyzed Vulnerability Status updated