CVE-2021-21557

CVSS 8.1 HIGHEPSS 0.3%CWE-20

Vexday Risk Score

21Low

SSVC decision (CISA)

Track

No exploitation signal → monitor

CVSS 8.1EPSS 0.3%KEV nãoPoC —Nuclei —Metasploit —Patch —

Lifecycle

14 Jun 2021Published on NVD

Recommendation: Monitor — no exploitation signal at the moment.

Dell PowerEdge Server BIOS and select Dell Precision Rack BIOS contain an out-of-bounds array access vulnerability. A local malicious user with high privileges may potentially exploit this vulnerability, leading to a denial of service, arbitrary code execution, or information disclosure in System Management Mode.

CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:L

Affected products

Dell · PowerEdge BIOS Intel 15G

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References

https://www.dell.com/support/kbdoc/000187958