SB2021072313 - Multiple vulnerabilities in Rancher

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Main Vulnerability Database SB2021072313

SB2021072313 - Multiple vulnerabilities in Rancher

Published: July 23, 2021

Security Bulletin ID SB2021072313
Severity
High
Patch available
YES
Number of vulnerabilities 3
Exploitation vector Remote access
Highest impact Code execution

Breakdown by Severity

High 33% Medium 67%
  • Low
  • Medium
  • High
  • Critical

Description

This security bulletin contains information about 3 secuirty vulnerabilities.


1) Permissions, Privileges, and Access Controls (CVE-ID: CVE-2021-31999)

The vulnerability allows a remote attacker to escalate privileges on the system.

The vulnerability exists due to a reliance on untrusted inputs in a security decision issue. A remote attacker can forge the "Impersonate-User" or "Impersonate-Group" headers and gain elevated privileges on the target system.


2) Incorrect permission assignment for critical resource (CVE-ID: CVE-2021-25318)

The vulnerability allows a remote attacker to compromise the target system.

The vulnerability exists due to incorrect permission assignment for critical resource. A remote authenticated attacker can modify resources they should not have access to.


3) Improper access control (CVE-ID: CVE-2021-25320)

The vulnerability allows a remote attacker to gain unauthorized access to otherwise restricted functionality.

The vulnerability exists due to improper access restrictions. A remote authenticated attacker can make request to cloud providers by creating requests with the cloud-credential ID.


Remediation

Install update from vendor's website.

References