Upstream information

CVE-2020-8553 at MITRE

Description

The Kubernetes ingress-nginx component prior to version 0.28.0 allows a user with the ability to create namespaces and to read and create ingress objects to overwrite the password file of another ingress which uses nginx.ingress.kubernetes.io/auth-type: basic and which has a hyphenated namespace or secret name.

SUSE information

Overall state of this security issue: Does not affect SUSE products

This issue is currently rated as having moderate severity.

CVSS v2 Scores
  National Vulnerability Database
Base Score 4.9
Vector AV:N/AC:M/Au:S/C:P/I:P/A:N
Access Vector Network
Access Complexity Medium
Authentication Single
Confidentiality Impact Partial
Integrity Impact Partial
Availability Impact None
CVSS v3 Scores
  National Vulnerability Database SUSE
Base Score 5.9 6.1
Vector CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:U/C:H/I:H/A:N CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:C/C:N/I:L/A:H
Access Vector Network Local
Access Complexity High High
Privileges Required High High
User Interaction None None
Scope Unchanged Changed
Confidentiality Impact High None
Integrity Impact High Low
Availability Impact None High
CVSSv3 Version 3.1 3.1
SUSE Bugzilla entry: 1174730 [RESOLVED / UPSTREAM]

No SUSE Security Announcements cross referenced.