CVSS2
Attack Vector
LOCAL
Attack Complexity
LOW
Authentication
NONE
Confidentiality Impact
COMPLETE
Integrity Impact
COMPLETE
Availability Impact
COMPLETE
AV:L/AC:L/Au:N/C:C/I:C/A:C
CVSS3
Attack Vector
LOCAL
Attack Complexity
LOW
Privileges Required
HIGH
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
AI Score
Confidence
High
EPSS
Percentile
12.6%
Dell PowerEdge R640, R740, R740XD, R840, R940, R940xa, MX740c, MX840c, and, Dell Precision 7920 Rack Workstation BIOS contain a stack-based buffer overflow vulnerability in systems with Intel Optane DC Persistent Memory installed. 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 UEFI or BIOS Preboot Environment.
Vendor | Product | Version | CPE |
---|---|---|---|
dell | poweredge_r640_firmware | * | cpe:2.3:o:dell:poweredge_r640_firmware:*:*:*:*:*:*:*:* |
dell | poweredge_r640 | - | cpe:2.3:h:dell:poweredge_r640:-:*:*:*:*:*:*:* |
dell | poweredge_r740_firmware | * | cpe:2.3:o:dell:poweredge_r740_firmware:*:*:*:*:*:*:*:* |
dell | poweredge_r740 | - | cpe:2.3:h:dell:poweredge_r740:-:*:*:*:*:*:*:* |
dell | poweredge_r740xd_firmware | * | cpe:2.3:o:dell:poweredge_r740xd_firmware:*:*:*:*:*:*:*:* |
dell | poweredge_r740xd | - | cpe:2.3:h:dell:poweredge_r740xd:-:*:*:*:*:*:*:* |
dell | poweredge_r940_firmware | * | cpe:2.3:o:dell:poweredge_r940_firmware:*:*:*:*:*:*:*:* |
dell | poweredge_r940 | - | cpe:2.3:h:dell:poweredge_r940:-:*:*:*:*:*:*:* |
dell | poweredge_r840_firmware | * | cpe:2.3:o:dell:poweredge_r840_firmware:*:*:*:*:*:*:*:* |
dell | poweredge_r840 | - | cpe:2.3:h:dell:poweredge_r840:-:*:*:*:*:*:*:* |
[
{
"product": "PowerEdge BIOS Intel 15G",
"vendor": "Dell",
"versions": [
{
"lessThan": "2.9.4",
"status": "affected",
"version": "unspecified",
"versionType": "custom"
}
]
}
]
More
CVSS2
Attack Vector
LOCAL
Attack Complexity
LOW
Authentication
NONE
Confidentiality Impact
COMPLETE
Integrity Impact
COMPLETE
Availability Impact
COMPLETE
AV:L/AC:L/Au:N/C:C/I:C/A:C
CVSS3
Attack Vector
LOCAL
Attack Complexity
LOW
Privileges Required
HIGH
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
AI Score
Confidence
High
EPSS
Percentile
12.6%