Medium severity · published Dec 22, 2023
CVE-2023-43088
Dell Client BIOS contains a pre-boot direct memory access (DMA) vulnerability
6.8
CVSS
0.3%
EPSS
No
On KEV
Description
Dell Client BIOS contains a pre-boot direct memory access (DMA) vulnerability. An authenticated attacker with physical access to the system may potentially exploit this vulnerability in order to execute arbitrary code on the device.
CVSS vector
CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Attack vector
Physical
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.3% · higher than 20% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
CB
CPG BIOS · Dell
Versions prior to 1.5.0 · source: vendor
P7
Precision 7865 Tower Firmware · Dell
before 1.5.0 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2023-43088
CVE.org
https://www.cve.org/CVERecord?id=CVE-2023-43088
Vendor Advisory
https://www.dell.com/support/kbdoc/en-us/000218223/dsa-2023-377
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