Main Vulnerability Database Vulnerabilities #VU66163

Input validation error in iDRAC8 - CVE-2021-36346

Published: August 8, 2022 / Updated: September 18, 2023

Vulnerability identifier: #VU66163

CSH Severity: Medium

CVSS v4: 8.7 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N]

CVE-ID: CVE-2021-36346

CWE-ID: CWE-20

Exploitation vector: Remote access

Exploit availability: Public exploit is available

Vulnerability details

The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.

The vulnerability exists due to insufficient validation of user-supplied input. A remote attacker can pass specially crafted input to the application and perform a denial of service (DoS) attack.

Affected software

iDRAC8
iDRAC9
Dell EMC VxRail Appliance
Integrated System for Microsoft Azure Stack Hub

How to mitigate CVE-2021-36346

Install updates from vendor's website.

iDRAC8 - addressed in versions 2.82.82.82, 2.80.80.80
iDRAC9 - addressed in versions 4.40.29.00, 4.40.40.00, 5.00.00.00, 5.00.10.00
Dell EMC VxRail Appliance - update to 7.0.350
Integrated System for Microsoft Azure Stack Hub - update to 2207

Links to Public Exploits and PoC-codes

Exploit #9334 - DELL-IDRAC-8-EXPLOIT (EXPLOIT FOR CVE IDRAC 8 2021) (September 18, 2023)

External References

https://www.dell.com/support/kbdoc/en-us/000194038/dsa-2021-259