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[email protected]CVE-2021-38111

HistoryAug 04, 2021 - 6:15 p.m.

CVE-2021-38111

2021-08-0418:15:10

CWE-120

[email protected]

web.nvd.nist.gov

cve-2021-38111

def con 27 badge

nfmi protocol

buffer overflow

remote attack

nvd

5.8 Medium

CVSS2

Attack Vector

ADJACENT_NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

AV:A/AC:L/Au:N/C:P/I:P/A:P

8.8 High

CVSS3

Attack Vector

ADJACENT

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

8.8 High

AI Score

Confidence

High

0.003 Low

EPSS

Percentile

69.0%

JSON

The DEF CON 27 badge allows remote attackers to exploit a buffer overflow by sending an oversized packet via the NFMI (Near Field Magnetic Induction) protocol.

Affected configurations

NVD

Node

defcondef_con_27_firmwareMatch-

AND

defcondef_con_27Match-

CPENameOperatorVersion
defcon:def_con_27_firmwaredefcon def con 27 firmwareeq-

CPE	Name	Operator	Version
defcon:def_con_27_firmware	defcon def con 27 firmware	eq	-

References

defcon.org/html/defcon-29/dc-29-speakers.html#kintigh

github.com/skintigh/defcon27_badge_sdr

Social References

5.8 Medium

CVSS2

Attack Vector

ADJACENT_NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

AV:A/AC:L/Au:N/C:P/I:P/A:P

8.8 High

CVSS3

Attack Vector

ADJACENT

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

8.8 High

AI Score

Confidence

High

0.003 Low

EPSS

Percentile

69.0%

JSON

Related for CVE-2021-38111

prion1 nvd1 cvelist1