5.9
MEDIUM
CVE-2020-8553
Kubernetes Ingress-Nginx Basic Authentication Password File Overwrite
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.

INFO

Published Date :

July 29, 2020, 3:15 p.m.

Last Modified :

Aug. 4, 2020, 7:58 p.m.

Remotely Exploitable :

Yes !

Impact Score :

5.2

Exploitability Score :

0.7
Affected Products

The following products are affected by CVE-2020-8553 vulnerability. Even if cvefeed.io is aware of the exact versions of the products that are affected, the information is not represented in the table below.

ID Vendor Product Action
1 Kubernetes ingress-nginx
References to Advisories, Solutions, and Tools

Here, you will find a curated list of external links that provide in-depth information, practical solutions, and valuable tools related to CVE-2020-8553.

URL Resource
https://github.com/kubernetes/ingress-nginx/issues/5126 Third Party Advisory

We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).

Results are limited to the first 15 repositories due to potential performance issues.

The following list is the news that have been mention CVE-2020-8553 vulnerability anywhere in the article.

The following table lists the changes that have been made to the CVE-2020-8553 vulnerability over time.

Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.

  • CVE Modified by [email protected]

    May. 14, 2024

    Action Type Old Value New Value
  • Initial Analysis by [email protected]

    Aug. 04, 2020

    Action Type Old Value New Value
    Added CVSS V2 NIST (AV:N/AC:M/Au:S/C:P/I:P/A:N)
    Added CVSS V3.1 NIST AV:N/AC:H/PR:H/UI:N/S:U/C:H/I:H/A:N
    Changed Reference Type https://github.com/kubernetes/ingress-nginx/issues/5126 No Types Assigned https://github.com/kubernetes/ingress-nginx/issues/5126 Third Party Advisory
    Added CWE NIST CWE-610
    Added CPE Configuration OR *cpe:2.3:a:kubernetes:ingress-nginx:*:*:*:*:*:*:*:* versions up to (excluding) 0.28.0
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days. Following chart shows the EPSS score history of the vulnerability.
Exploit Prediction

EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days.

0.09 }} 0.00%

score

0.36945

percentile

CVSS31 - Vulnerability Scoring System
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