CVE-2020-8553CWE-73

Kubernetes ingress-nginx Compromise of auth via subset/superset namespace names

Medium · published July 29, 2020

CVSS v3.1
5.9
EPSS
1%
Percentile
59.1
In the wild
Unconfirmed
What it is

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.

The record
Technical detail
CVSS v3.1
5.9 · MEDIUM
Vector
CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:U/C:H/I:H/A:N
CVSS v4.0
Not supplied
EPSS
0.00894 · 59.1th percentile
Weakness
CWE-73 · External Control of File Name or Path
Published
2020-07-29T14:53Z
EPSS history
Timeline
  • 29 JUL 14:53Z
    Kubernetes ingress-nginx Compromise of auth via subset/superset namespace names
    cvelistv5