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 4.3 MEDIUM
CVSS v2.0 6.4 MEDIUM

4.3^/10

CVSS v3 : MEDIUM

Vector :

Exploitability : 2.8 / Impact : 1.4

Attack Vector ADJACENT_NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact NONE

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
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

21 Nov 2024, 06:21

Type	Values Removed	Values Added
CVSS	v2 : ~~6.4~~ v3 : ~~6.5~~	v2 : 6.4 v3 : 4.3
References	~~() http://github.com/zephyrproject-rtos/zephyr/security/advisories/GHSA-j76f-35mc-4h63 - Exploit, Patch, Third Party Advisory~~	() http://github.com/zephyrproject-rtos/zephyr/security/advisories/GHSA-j76f-35mc-4h63 - Exploit, Patch, Third Party Advisory

Information

Published : 2021-10-05 21:15

Updated : 2024-11-21 06:21

NVD link : CVE-2021-3436

Mitre link : CVE-2021-3436

CVE.ORG link : CVE-2021-3436

JSON object : View

Products Affected

zephyrproject

zephyr

CWE

CWE-694

Use of Multiple Resources with Duplicate Identifier

NVD-CWE-Other

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