CVE-2020-13602 — Improper Input Validation in Zephyr

CWE-20 — Improper Input ValidationCWE-835 — Infinite Loop2 documents2 sources
Severity
5.5MEDIUMNVD
CNA4.0
EPSS
0.1%
top 70.31%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
2
Zephyrproject-rtos ZephyrZephyrproject Zephyr
Timeline
Latest updateMay 24
PublishedMay 25

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 vector

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:HExploitability: 1.8 | Impact: 3.6

Affected Packages2 packages

▶CVEListV5zephyrproject-rtos/zephyr1.14.2 — unspecified+1
▶NVDzephyrproject/zephyr2.0.0 — 2.2.0+1

🔴Vulnerability Details

1
CVEList
Remote Denial of Service in LwM2M do_write_op_tlv↗2021-05-24
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CVE-2020-13602 — Improper Input Validation in Zephyr | cvebase