CVE Vulnerability

CVE-2021-21539

Dell EMC iDRAC9 versions prior to 4.40.00.00 contain a Time-of-check Time-of-use (TOCTOU) race condition vulnerability. A remote authenticated attacker could potentially exploit this vulnerability to gain elevated privileges when a user with higher privileges is simultaneously accessing iDRAC through the web interface.

4.6 /10

CVSS v2.0 :

V3 Legend

Vector :

Exploitability : 3.9 / Impact : 6.4

Attack Vector

Attack Complexity

Privileges Required

User Interaction

Confidentiality Impact PARTIAL

Integrity Impact PARTIAL

Availability Impact PARTIAL

Scope

7.1 /10

CVSS v3.0 : HIGH

V3 Legend

Vector :

Exploitability : 1.2 / Impact : 5.9

Attack Vector NETWORK

Attack Complexity HIGH

Privileges Required LOW

User Interaction REQUIRED

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

References
Link Resource
https://www.dell.com/support/kbdoc/000185293 Vendor Advisory
Configurations

Configuration 1

cpe:2.3:o:dell:idrac9_firmware:*:*:*:*:*:*:*:*
Information

Published : 2021-04-30 09:15

Updated : 2021-05-10 06:09

NVD link : CVE-2021-21539

Mitre link : CVE-2021-21539

Products Affected
No products.
CWE
CWE-367