CVE-2020-13602 — MEDIUM (4.0)

Vulnerability Description

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

CVSS Score

4.0

MEDIUM

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

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality

NONE

Integrity

NONE

Availability

LOW

Affected Products

Vendor	Product	Versions
Zephyrproject	Zephyr	<= 1.14.2

Related Weaknesses (CWE)

CWE-20 CWE-835

References

http://github.com/zephyrproject-rtos/zephyr/security/advisories/GHSA-g9mg-fj58-6Third Party Advisory
http://github.com/zephyrproject-rtos/zephyr/security/advisories/GHSA-g9mg-fj58-6Third Party Advisory

FAQ

What is CVE-2020-13602?

CVE-2020-13602 is a vulnerability with a CVSS score of 4.0 (MEDIUM). 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...

How severe is CVE-2020-13602?

CVE-2020-13602 has been rated MEDIUM with a CVSS base score of 4.0/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2020-13602?

Check the references section above for vendor advisories and patch information. Affected products include: Zephyrproject Zephyr.