CVE-2021-3435 — MEDIUM (4.0)

Vulnerability Description

Information leakage in le_ecred_conn_req(). Zephyr versions >= v2.4.0 Use of Uninitialized Resource (CWE-908). For more information, see https://github.com/zephyrproject-rtos/zephyr/security/advisories/GHSA-xhg3-gvj6-4rqh

CVSS Score

4.0

MEDIUM

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

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality

LOW

Integrity

NONE

Availability

NONE

Affected Products

Vendor	Product	Versions
Zephyrproject	Zephyr	>= 2.4.0, < 2.6.0

Related Weaknesses (CWE)

CWE-908

References

http://github.com/zephyrproject-rtos/zephyr/security/advisories/GHSA-xhg3-gvj6-4Vendor Advisory
http://github.com/zephyrproject-rtos/zephyr/security/advisories/GHSA-xhg3-gvj6-4Vendor Advisory

FAQ

What is CVE-2021-3435?

CVE-2021-3435 is a vulnerability with a CVSS score of 4.0 (MEDIUM). Information leakage in le_ecred_conn_req(). Zephyr versions >= v2.4.0 Use of Uninitialized Resource (CWE-908). For more information, see https://github.com/zephyrproject-rtos/zephyr/security/advisorie...

How severe is CVE-2021-3435?

CVE-2021-3435 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-2021-3435?

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