CVE-2021-3436

BT: Possible to overwrite an existing bond during keys distribution phase when the identity address of the bond is known. Zephyr versions >= 1.14.2, >= 2.4.0, >= 2.5.0 contain Use of Multiple Resources with Duplicate Identifier (CWE-694). For more information, see https://github.com/zephyrproject-rtos/zephyr/security/advisories/GHSA-j76f-35mc-4h63

CVSS v3 6.5 MEDIUM
CVSS v2.0 6.4 MEDIUM

6.5^/10

CVSS v3 : MEDIUM

Vector :

Exploitability : 3.9 / Impact : 2.5

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact LOW

Availability Impact LOW

Scope UNCHANGED

6.4^/10

CVSS v2.0 : MEDIUM

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

Exploitability : 10.0 / Impact : 4.9

Access Vector NETWORK

Access Complexity LOW

Authentication NONE

Confidentiality Impact NONE

Integrity Impact PARTIAL

Availability Impact PARTIAL

References

Link	Resource
http://github.com/zephyrproject-rtos/zephyr/security/advisories/GHSA-j76f-35mc-4h63	Exploit Patch Third Party Advisory

Configurations

Configuration 1 (hide)

OR	cpe:2.3:o:zephyrproject:zephyr:1.14.2:::::::*
	cpe:2.3:o:zephyrproject:zephyr:2.4.0:::::::*
	cpe:2.3:o:zephyrproject:zephyr:2.5.0:::::::*

History

13 Oct 2021, 12:39

Type	Values Removed	Values Added
CPE		cpe:2.3:o:zephyrproject:zephyr:2.4.0:::::::* cpe:2.3:o:zephyrproject:zephyr:2.5.0:::::::* cpe:2.3:o:zephyrproject:zephyr:1.14.2:::::::*
CWE		NVD-CWE-Other
CVSS	v2 : ~~unknown~~ v3 : ~~unknown~~	v2 : 6.4 v3 : 6.5
References	~~(MISC) http://github.com/zephyrproject-rtos/zephyr/security/advisories/GHSA-j76f-35mc-4h63 -~~	(MISC) http://github.com/zephyrproject-rtos/zephyr/security/advisories/GHSA-j76f-35mc-4h63 - Exploit, Patch, Third Party Advisory

05 Oct 2021, 21:15

Type	Values Removed	Values Added
New CVE

Information

Published : 2021-10-05 21:15

Updated : 2023-12-10 14:09

NVD link : CVE-2021-3436

Mitre link : CVE-2021-3436

CVE.ORG link : CVE-2021-3436

JSON object : View

Products Affected

zephyrproject

zephyr

CWE

NVD-CWE-Other CWE-694

Use of Multiple Resources with Duplicate Identifier

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