CVE-2021-40154

NXP LPC55S69 devices before A3 have a buffer over-read via a crafted wlength value in a GET Descriptor Configuration request during use of USB In-System Programming (ISP) mode. This discloses protected flash memory.

CVSS v3.0 5.5 MEDIUM
CVSS v2.0 2.1 LOW

5.5^/10

CVSS v3.0 : MEDIUM

Vector :

Exploitability : 1.8 / Impact : 3.6

Attack Vector LOCAL

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact NONE

Availability Impact NONE

Scope UNCHANGED

2.1^/10

CVSS v2.0 : LOW

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

Exploitability : 3.9 / Impact : 2.9

Access Vector LOCAL

Access Complexity LOW

Authentication NONE

Confidentiality Impact PARTIAL

Integrity Impact NONE

Availability Impact NONE

References

Link	Resource
https://github.com/Xen1thLabs-AE/CVE-2021-40154	Third Party Advisory
https://www.darkmatter.ae/xen1thlabs/published-advisories/	Broken Link Third Party Advisory

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Configurations

Configuration 1 (hide)

AND

cpe:2.3:o:nxp:lpc55s69jbd100_firmware:-:*:*:*:*:*:*:*

cpe:2.3:h:nxp:lpc55s69jbd100:0a:*:*:*:*:*:*:*

Configuration 2 (hide)

AND

cpe:2.3:o:nxp:lpc55s69jbd100_firmware:-:*:*:*:*:*:*:*

cpe:2.3:h:nxp:lpc55s69jbd100:1b:*:*:*:*:*:*:*

Configuration 3 (hide)

AND

cpe:2.3:o:nxp:lpc55s69jbd64_firmware:-:*:*:*:*:*:*:*

cpe:2.3:h:nxp:lpc55s69jbd64:0a:*:*:*:*:*:*:*

Configuration 4 (hide)

AND

cpe:2.3:o:nxp:lpc55s69jbd64_firmware:-:*:*:*:*:*:*:*

cpe:2.3:h:nxp:lpc55s69jbd64:1b:*:*:*:*:*:*:*

Configuration 5 (hide)

AND

cpe:2.3:o:nxp:lpc55s69jev98_firmware:-:*:*:*:*:*:*:*

cpe:2.3:h:nxp:lpc55s69jev98:0a:*:*:*:*:*:*:*

Configuration 6 (hide)

AND

cpe:2.3:o:nxp:lpc55s69jev98_firmware:-:*:*:*:*:*:*:*

cpe:2.3:h:nxp:lpc55s69jev98:1b:*:*:*:*:*:*:*

Information

Published : 2021-12-01 07:15

Updated : 2021-12-06 11:28

NVD link : CVE-2021-40154

Mitre link : CVE-2021-40154

JSON object : View

CWE

CWE-125

Out-of-bounds Read

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Products Affected

nxp

lpc55s69jbd100
lpc55s69jbd64_firmware
lpc55s69jbd64
lpc55s69jbd100_firmware
lpc55s69jev98_firmware
lpc55s69jev98

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