CVE-2023-0359 : A missing nullptr-check in handle_ra

A missing nullptr-check in handle_ra_input can cause a nullptr-deref.

Published 2023-07-10 16:15:49

Updated 2023-07-13 23:27:04

Source Zephyr Project

View at NVD, CVE.org

Vulnerability category: Input validation

Products affected by CVE-2023-0359

Zephyrproject » Zephyr
Versions up to, including, (<=) 3.2.0
cpe:2.3:o:zephyrproject:zephyr:*:*:*:*:*:*:*:*
Matching versions

EPSS FAQ

0.23%

Probability of exploitation activity in the next 30 days EPSS Score History

~ 44 %

Percentile, the proportion of vulnerabilities that are scored at or less

Base Score	Base Severity	CVSS Vector	Exploitability Score	Impact Score	Score Source
7.5	HIGH	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H	3.9	3.6	NIST
Attack Vector: Network Attack Complexity: Low Privileges Required: None User Interaction: None Scope: Unchanged Confidentiality: None Integrity: None Availability: High
5.9	MEDIUM	CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H	2.2	3.6	Zephyr Project
Attack Vector: Network Attack Complexity: High Privileges Required: None User Interaction: None Scope: Unchanged Confidentiality: None Integrity: None Availability: High

CWE-20 Improper Input Validation

The product receives input or data, but it does not validate or incorrectly validates that the input has the properties that are required to process the data safely and correctly.

Assigned by: vulnerabilities@zephyrproject.org (Secondary)
CWE-476 NULL Pointer Dereference

The product dereferences a pointer that it expects to be valid but is NULL.

Assigned by: nvd@nist.gov (Primary)

https://github.com/zephyrproject-rtos/zephyr/security/advisories/GHSA-c7fq-vqm6-v5pf

Missing `ipv6` nullptr-check in `handle_ra_input · Advisory · zephyrproject-rtos/zephyr · GitHub
Exploit;Vendor Advisory

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