Critical severity · published Jul 29, 2021
CVE-2021-21538
Dell EMC iDRAC9 versions 4.40.00.00 and later, but prior to 4.40.10.00, contain an improper authentication vulnerability
10.0
CVSS
1.5%
EPSS
No
On KEV
Description
Dell EMC iDRAC9 versions 4.40.00.00 and later, but prior to 4.40.10.00, contain an improper authentication vulnerability. A remote unauthenticated attacker could potentially exploit this vulnerability to gain access to the virtual console.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
High
Integrity
High
Availability
High
Scope
Changed
Exploitation
Is it being used?
Exploit prediction (EPSS)1.5% · higher than 74% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
ID
Integrated Dell Remote Access Controller (iDRAC) · Dell
before 4.40.10.00 · source: vendor
IF
Idrac9 Firmware · Dell
4.40.00.00 before 4.40.10.00 · source: NVD
Affected product
ID
Integrated Dell Remote Access Controller (iDRAC)
Dell
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2021-21538
CVE.org
https://www.cve.org/CVERecord?id=CVE-2021-21538
Patch
https://www.dell.com/support/kbdoc/000186420
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