6.5
MEDIUM
CVE-2021-3557
Argocd Privilege Escalation Vulnerability ("Read-All-Resources")
Description

A flaw was found in argocd. Any unprivileged user is able to deploy argocd in their namespace and with the created ServiceAccount argocd-argocd-server, the unprivileged user is able to read all resources of the cluster including all secrets which might enable privilege escalations. The highest threat from this vulnerability is to data confidentiality.

INFO

Published Date :

Feb. 16, 2022, 5:15 p.m.

Last Modified :

Aug. 7, 2024, 3:43 p.m.

Remotely Exploitable :

Yes !

Impact Score :

3.6

Exploitability Score :

2.8
Affected Products

The following products are affected by CVE-2021-3557 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 Linuxfoundation argo-cd
1 Redhat openshift_gitops
1 Argoproj argo_cd
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-2021-3557.

URL Resource
https://bugzilla.redhat.com/show_bug.cgi?id=1961929 Issue Tracking 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-2021-3557 vulnerability anywhere in the article.

The following table lists the changes that have been made to the CVE-2021-3557 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.

  • CPE Deprecation Remap by [email protected]

    Aug. 07, 2024

    Action Type Old Value New Value
    Changed CPE Configuration OR *cpe:2.3:a:linuxfoundation:argo-cd:*:*:*:*:*:*:*:* versions from (excluding) 1.1.1 OR *cpe:2.3:a:argoproj:argo_cd:*:*:*:*:*:*:*:* versions from (excluding) 1.1.1
  • CVE Modified by [email protected]

    May. 14, 2024

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

    Mar. 03, 2022

    Action Type Old Value New Value
    Added CVSS V2 NIST (AV:N/AC:L/Au:S/C:P/I:N/A:N)
    Added CVSS V3.1 NIST AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
    Changed Reference Type https://bugzilla.redhat.com/show_bug.cgi?id=1961929 No Types Assigned https://bugzilla.redhat.com/show_bug.cgi?id=1961929 Issue Tracking, Third Party Advisory
    Added CWE NIST CWE-732
    Added CPE Configuration OR *cpe:2.3:a:linuxfoundation:argo-cd:*:*:*:*:*:*:*:* versions up to (excluding) 1.1.1
    Added CPE Configuration OR *cpe:2.3:a:redhat:openshift_gitops:1.1:*:*:*:*:*:*:*
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.

0.06 }} 0.00%

score

0.26733

percentile

CVSS31 - Vulnerability Scoring System
Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality
Integrity
Availability