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Vulnerability Details :

CVE-2021-21574

Summary
Assigner-dell
Assigner Org ID-c550e75a-17ff-4988-97f0-544cde3820fe
Published At-24 Jun, 2021 | 17:00
Updated At-16 Sep, 2024 | 21:08
Rejected At-
Credits

Dell BIOSConnect feature contains a buffer overflow vulnerability. An authenticated malicious admin user with local access to the system may potentially exploit this vulnerability to run arbitrary code and bypass UEFI restrictions.

Vendors
-
Not available
Products
-
Metrics (CVSS)
VersionBase scoreBase severityVector
Weaknesses
Attack Patterns
Solution/Workaround
References
HyperlinkResource Type
EPSS History
Score
Latest Score
-
N/A
No data available for selected date range
Percentile
Latest Percentile
-
N/A
No data available for selected date range
Stakeholder-Specific Vulnerability Categorization (SSVC)
▼Common Vulnerabilities and Exposures (CVE)
cve.org
Assigner:dell
Assigner Org ID:c550e75a-17ff-4988-97f0-544cde3820fe
Published At:24 Jun, 2021 | 17:00
Updated At:16 Sep, 2024 | 21:08
Rejected At:
▼CVE Numbering Authority (CNA)

Dell BIOSConnect feature contains a buffer overflow vulnerability. An authenticated malicious admin user with local access to the system may potentially exploit this vulnerability to run arbitrary code and bypass UEFI restrictions.

Affected Products
Vendor
Dell Inc.Dell
Product
BIOSConnect
Versions
Affected
  • From unspecified before Gen 11, Gen 10 (custom)
Problem Types
TypeCWE IDDescription
CWECWE-121CWE-121: Stack-based Buffer Overflow
Type: CWE
CWE ID: CWE-121
Description: CWE-121: Stack-based Buffer Overflow
Metrics
VersionBase scoreBase severityVector
3.17.2HIGH
CVSS:3.1/AV:L/AC:H/PR:H/UI:R/S:C/C:H/I:H/A:H
Version: 3.1
Base score: 7.2
Base severity: HIGH
Vector:
CVSS:3.1/AV:L/AC:H/PR:H/UI:R/S:C/C:H/I:H/A:H
Metrics Other Info
Impacts
CAPEC IDDescription
Solutions
Configurations
Workarounds
Exploits
Credits
Timeline
EventDate
Replaced By
Rejected Reason
References
HyperlinkResource
https://www.dell.com/support/kbdoc/en-us/000188682
x_refsource_MISC
Hyperlink: https://www.dell.com/support/kbdoc/en-us/000188682
Resource:
x_refsource_MISC
▼Authorized Data Publishers (ADP)
CVE Program Container
Affected Products
Metrics
VersionBase scoreBase severityVector
Metrics Other Info
Impacts
CAPEC IDDescription
Solutions
Configurations
Workarounds
Exploits
Credits
Timeline
EventDate
Replaced By
Rejected Reason
References
HyperlinkResource
https://www.dell.com/support/kbdoc/en-us/000188682
x_refsource_MISC
x_transferred
Hyperlink: https://www.dell.com/support/kbdoc/en-us/000188682
Resource:
x_refsource_MISC
x_transferred
Information is not available yet
▼National Vulnerability Database (NVD)
nvd.nist.gov
Source:security_alert@emc.com
Published At:24 Jun, 2021 | 17:15
Updated At:30 Jun, 2021 | 19:30

Dell BIOSConnect feature contains a buffer overflow vulnerability. An authenticated malicious admin user with local access to the system may potentially exploit this vulnerability to run arbitrary code and bypass UEFI restrictions.

CISA Catalog
Date AddedDue DateVulnerability NameRequired Action
N/A
Date Added: N/A
Due Date: N/A
Vulnerability Name: N/A
Required Action: N/A
Metrics
TypeVersionBase scoreBase severityVector
Primary3.17.5HIGH
CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:C/C:H/I:H/A:H
Secondary3.17.2HIGH
CVSS:3.1/AV:L/AC:H/PR:H/UI:R/S:C/C:H/I:H/A:H
Primary2.06.9MEDIUM
AV:L/AC:M/Au:N/C:C/I:C/A:C
Type: Primary
Version: 3.1
Base score: 7.5
Base severity: HIGH
Vector:
CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:C/C:H/I:H/A:H
Type: Secondary
Version: 3.1
Base score: 7.2
Base severity: HIGH
Vector:
CVSS:3.1/AV:L/AC:H/PR:H/UI:R/S:C/C:H/I:H/A:H
Type: Primary
Version: 2.0
Base score: 6.9
Base severity: MEDIUM
Vector:
AV:L/AC:M/Au:N/C:C/I:C/A:C
CPE Matches
Dell Inc.
dell
>>alienware_m15_r6_firmware>>Versions before 1.3.3(exclusive)
cpe:2.3:o:dell:alienware_m15_r6_firmware:*:*:*:*:*:*:*:*
Dell Inc.
dell
>>alienware_m15_r6>>-
cpe:2.3:h:dell:alienware_m15_r6:-:*:*:*:*:*:*:*
Dell Inc.
dell
>>chengming_3990_firmware>>Versions before 1.4.1(exclusive)
cpe:2.3:o:dell:chengming_3990_firmware:*:*:*:*:*:*:*:*
Dell Inc.
dell
>>chengming_3990>>-
cpe:2.3:h:dell:chengming_3990:-:*:*:*:*:*:*:*
Dell Inc.
dell
>>chengming_3991_firmware>>Versions before 1.4.1(exclusive)
cpe:2.3:o:dell:chengming_3991_firmware:*:*:*:*:*:*:*:*
Dell Inc.
dell
>>chengming_3991>>-
cpe:2.3:h:dell:chengming_3991:-:*:*:*:*:*:*:*
Dell Inc.
dell
>>g15_5510_firmware>>Versions before 1.4.0(exclusive)
cpe:2.3:o:dell:g15_5510_firmware:*:*:*:*:*:*:*:*
Dell Inc.
dell
>>g15_5510>>-
cpe:2.3:h:dell:g15_5510:-:*:*:*:*:*:*:*
Dell Inc.
dell
>>g15_5511_firmware>>Versions before 1.3.3(exclusive)
cpe:2.3:o:dell:g15_5511_firmware:*:*:*:*:*:*:*:*
Dell Inc.
dell
>>g15_5511>>-
cpe:2.3:h:dell:g15_5511:-:*:*:*:*:*:*:*
Dell Inc.
dell
>>g3_3500_firmware>>Versions up to 1.9.0(inclusive)
cpe:2.3:o:dell:g3_3500_firmware:*:*:*:*:*:*:*:*
Dell Inc.
dell
>>g3_3500>>-
cpe:2.3:h:dell:g3_3500:-:*:*:*:*:*:*:*
Dell Inc.
dell
>>g5_5500_firmware>>Versions before 1.9.0(exclusive)
cpe:2.3:o:dell:g5_5500_firmware:*:*:*:*:*:*:*:*
Dell Inc.
dell
>>g5_5500>>-
cpe:2.3:h:dell:g5_5500:-:*:*:*:*:*:*:*
Dell Inc.
dell
>>g7_7500_firmware>>Versions before 1.9.0(exclusive)
cpe:2.3:o:dell:g7_7500_firmware:*:*:*:*:*:*:*:*
Dell Inc.
dell
>>g7_7500>>-
cpe:2.3:h:dell:g7_7500:-:*:*:*:*:*:*:*
Dell Inc.
dell
>>g7_7700_firmware>>Versions before 1.9.0(exclusive)
cpe:2.3:o:dell:g7_7700_firmware:*:*:*:*:*:*:*:*
Dell Inc.
dell
>>g7_7700>>-
cpe:2.3:h:dell:g7_7700:-:*:*:*:*:*:*:*
Dell Inc.
dell
>>inspiron_14_5418_firmware>>Versions before 2.1.0_a06(exclusive)
cpe:2.3:o:dell:inspiron_14_5418_firmware:*:*:*:*:*:*:*:*
Dell Inc.
dell
>>inspiron_14_5418>>-
cpe:2.3:h:dell:inspiron_14_5418:-:*:*:*:*:*:*:*
Dell Inc.
dell
>>inspiron_15_5518_firmware>>Versions before 2.1.0_a06(exclusive)
cpe:2.3:o:dell:inspiron_15_5518_firmware:*:*:*:*:*:*:*:*
Dell Inc.
dell
>>inspiron_15_5518>>-
cpe:2.3:h:dell:inspiron_15_5518:-:*:*:*:*:*:*:*
Dell Inc.
dell
>>inspiron_15_7510_firmware>>Versions before 1.0.4(exclusive)
cpe:2.3:o:dell:inspiron_15_7510_firmware:*:*:*:*:*:*:*:*
Dell Inc.
dell
>>inspiron_15_7510>>-
cpe:2.3:h:dell:inspiron_15_7510:-:*:*:*:*:*:*:*
Dell Inc.
dell
>>inspiron_3501_firmware>>Versions before 1.6.0(exclusive)
cpe:2.3:o:dell:inspiron_3501_firmware:*:*:*:*:*:*:*:*
Dell Inc.
dell
>>inspiron_3501>>-
cpe:2.3:h:dell:inspiron_3501:-:*:*:*:*:*:*:*
Dell Inc.
dell
>>inspiron_3880_firmware>>Versions before 1.4.1(exclusive)
cpe:2.3:o:dell:inspiron_3880_firmware:*:*:*:*:*:*:*:*
Dell Inc.
dell
>>inspiron_3880>>-
cpe:2.3:h:dell:inspiron_3880:-:*:*:*:*:*:*:*
Dell Inc.
dell
>>inspiron_3881_firmware>>Versions before 1.4.1(exclusive)
cpe:2.3:o:dell:inspiron_3881_firmware:*:*:*:*:*:*:*:*
Dell Inc.
dell
>>inspiron_3881>>-
cpe:2.3:h:dell:inspiron_3881:-:*:*:*:*:*:*:*
Dell Inc.
dell
>>inspiron_3891_firmware>>Versions before 1.0.11(exclusive)
cpe:2.3:o:dell:inspiron_3891_firmware:*:*:*:*:*:*:*:*
Dell Inc.
dell
>>inspiron_3891>>-
cpe:2.3:h:dell:inspiron_3891:-:*:*:*:*:*:*:*
Dell Inc.
dell
>>inspiron_5300_firmware>>Versions before 1.7.1(exclusive)
cpe:2.3:o:dell:inspiron_5300_firmware:*:*:*:*:*:*:*:*
Dell Inc.
dell
>>inspiron_5300>>-
cpe:2.3:h:dell:inspiron_5300:-:*:*:*:*:*:*:*
Dell Inc.
dell
>>inspiron_5301_firmware>>Versions before 1.8.1(exclusive)
cpe:2.3:o:dell:inspiron_5301_firmware:*:*:*:*:*:*:*:*
Dell Inc.
dell
>>inspiron_5301>>-
cpe:2.3:h:dell:inspiron_5301:-:*:*:*:*:*:*:*
Dell Inc.
dell
>>inspiron_5310_firmware>>Versions before 2.1.0(exclusive)
cpe:2.3:o:dell:inspiron_5310_firmware:*:*:*:*:*:*:*:*
Dell Inc.
dell
>>inspiron_5310>>-
cpe:2.3:h:dell:inspiron_5310:-:*:*:*:*:*:*:*
Dell Inc.
dell
>>inspiron_5400_2-in-1_firmware>>Versions before 1.7.0(exclusive)
cpe:2.3:o:dell:inspiron_5400_2-in-1_firmware:*:*:*:*:*:*:*:*
Dell Inc.
dell
>>inspiron_5400_2-in-1>>-
cpe:2.3:h:dell:inspiron_5400_2-in-1:-:*:*:*:*:*:*:*
Dell Inc.
dell
>>inspiron_5400_aio_firmware>>Versions before 1.4.0(exclusive)
cpe:2.3:o:dell:inspiron_5400_aio_firmware:*:*:*:*:*:*:*:*
Dell Inc.
dell
>>inspiron_5400_aio>>-
cpe:2.3:h:dell:inspiron_5400_aio:-:*:*:*:*:*:*:*
Dell Inc.
dell
>>inspiron_5401_firmware>>Versions before 1.7.2(exclusive)
cpe:2.3:o:dell:inspiron_5401_firmware:*:*:*:*:*:*:*:*
Dell Inc.
dell
>>inspiron_5401>>-
cpe:2.3:h:dell:inspiron_5401:-:*:*:*:*:*:*:*
Dell Inc.
dell
>>inspiron_5401_aio_firmware>>Versions before 1.4.0(exclusive)
cpe:2.3:o:dell:inspiron_5401_aio_firmware:*:*:*:*:*:*:*:*
Dell Inc.
dell
>>inspiron_5401_aio>>-
cpe:2.3:h:dell:inspiron_5401_aio:-:*:*:*:*:*:*:*
Dell Inc.
dell
>>inspiron_5402_firmware>>Versions before 1.5.1(exclusive)
cpe:2.3:o:dell:inspiron_5402_firmware:*:*:*:*:*:*:*:*
Dell Inc.
dell
>>inspiron_5402>>-
cpe:2.3:h:dell:inspiron_5402:-:*:*:*:*:*:*:*
Dell Inc.
dell
>>inspiron_5406_2n1_firmware>>Versions before 1.5.1(exclusive)
cpe:2.3:o:dell:inspiron_5406_2n1_firmware:*:*:*:*:*:*:*:*
Dell Inc.
dell
>>inspiron_5406_2n1>>-
cpe:2.3:h:dell:inspiron_5406_2n1:-:*:*:*:*:*:*:*
Weaknesses
CWE IDTypeSource
CWE-787Primarynvd@nist.gov
CWE-121Secondarysecurity_alert@emc.com
CWE ID: CWE-787
Type: Primary
Source: nvd@nist.gov
CWE ID: CWE-121
Type: Secondary
Source: security_alert@emc.com
Evaluator Description
Evaluator Impact

Evaluator Solution

Vendor Statements
References
HyperlinkSourceResource
https://www.dell.com/support/kbdoc/en-us/000188682security_alert@emc.com
Vendor Advisory
Hyperlink: https://www.dell.com/support/kbdoc/en-us/000188682
Source: security_alert@emc.com
Resource:
Vendor Advisory

Change History

0
Information is not available yet

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