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…

PriorityP434high7.1CVSS 3.1

AVNACHPRLUIRSUCHIHAH

EPSS

0.62%

45.0th percentile

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.

Affected

2 ranges

Vendor	Product	Version range	Fixed in
dell	idrac9_firmware	< 4.40.00.00	4.40.00.00
dell	integrated_dell_remote_access_controller	>= unspecified < 4.40.00.00	4.40.00.00

CVSS provenance

nvdv3.17.1HIGHCVSS:3.1/AV:N/AC:H/PR:L/UI:R/S:U/C:H/I:H/A:H

nvdv2.04.6MEDIUMAV:N/AC:H/Au:S/C:P/I:P/A:P

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