CVE-2021-21539 - Vulnerability Details - OpenCVE

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.

No CVSS v4.0

Attack Vector Network

Attack Complexity High

Privileges Required Low

Scope Unchanged

Confidentiality Impact Low

Integrity Impact High

Availability Impact Low

User Interaction Required

No CVSS v3.0

Access Vector Network

Access Complexity High

Authentication Single

Confidentiality Impact Partial

Integrity Impact Partial

Availability Impact Partial

This CVE is not in the KEV list.

The EPSS score is 0.00415.

Key SSVC decision points have not yet been added.

Vendors	Products
Dell Subscribe	Idrac9 Firmware Subscribe

Configuration 1 [-]

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

No data.

No data.

Advisories

Source	ID	Title
EUVD	EUVD-2021-8811	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.

Fixes

Solution

No solution given by the vendor.

Workaround

No workaround given by the vendor.

References

Link	Providers
https://www.dell.com/support/kbdoc/000185293

History

No history.

Projects

Sign in to view the affected projects.

MITRE

Status: PUBLISHED

Assigner: dell

Published: 2021-04-30T20:55:18.417395Z

Updated: 2024-09-16T16:58:47.474Z

Reserved: 2021-01-04T00:00:00

Link: CVE-2021-21539

Vulnrichment

No data.

NVD

Status : Modified

Published: 2021-04-30T21:15:08.707

Modified: 2024-11-21T05:48:33.110

Link: CVE-2021-21539

Redhat

No data.

OpenCVE Enrichment

No data.

Weaknesses

CWE-367

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