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CVE-2020-13602

Good to know:

Date: May 24, 2021

Remote Denial of Service in LwM2M do_write_op_tlv. Zephyr versions >= 1.14.2, >= 2.2.0 contain Improper Input Validation (CWE-20), Loop with Unreachable Exit Condition ('Infinite Loop') (CWE-835). For more information, see https://github.com/zephyrproject-rtos/zephyr/security/advisories/GHSA-g9mg-fj58-6fqh

Language: C

Severity Score

4.0

Related Resources (3)

Url: https://nvd.nist.gov/vuln/detail/CVE-2020-13602

Url: http://github.com/zephyrproject-rtos/zephyr/security/advisories/GHSA-g9mg-fj58-6fqh

Url: https://www.mend.io/vulnerability-database/CVE-2020-13602

Severity Score

4.0

Weakness Type (CWE)

Input Validation

CWE-20

Loop with Unreachable Exit Condition ('Infinite Loop')

CWE-835

Top Fix

Upgrade Version

Upgrade to version v2.4.0

CVSS v3.1

Base Score:	4.0
Attack Vector (AV):	LOCAL
Attack Complexity (AC):	LOW
Privileges Required (PR):	NONE
User Interaction (UI):	NONE
Scope (S):	UNCHANGED
Confidentiality (C):	NONE
Integrity (I):	NONE
Availability (A):	LOW

CVSS v2

Base Score:	2.1
Access Vector (AV):	LOCAL
Access Complexity (AC):	LOW
Authentication (AU):	NONE
Confidentiality (C):	NONE
Integrity (I):	NONE
Availability (A):	PARTIAL
Additional information:

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