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Vulnerability Intelligence

Vulnerability IntelligenceCVE-2021-3436

CVE-2021-3436

MEDIUM4.3

BT: Possible to overwrite an existing bond during keys distribution phase when the identity address of the bond is known

Published Oct 5, 2021

Modified 1 years ago

Details

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

References

http://github.com/zephyrproject-rtos/zephyr/security/advisories/GHSA-j76f-35mc-4h63

https://www.cve.org/CVERecord?id=CVE-2021-3436

CVSS Analysis

CVSS v3.1

4.3

Exploitability

Attack Vector

AdjacentAV:A

Attack Complexity

LowAC:L

Privileges Required

NonePR:N

User Interaction

NoneUI:N

Scope

Scope

UnchangedS:U

Impact

Confidentiality

NoneC:N

Integrity

NoneI:N

Availability

LowA:L

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

Weakness Type (CWE)

Other

Ecosystems

Timeline

PublishedOct 5, 2021

ModifiedSep 16, 2024

CVE-2021-3436 | Mondoo Vulnerability Intelligence