PT-2022-10331 · Zephyr · Zephyr

Bronallo-Bd · Published 2022-06-28 · Updated 2022-07-08 · CVE-2021-3430

Positive Technologies (AI Summary)

CVSS v3.1

7.5

High

Base vector

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

Name of the Vulnerable Software and Affected Versions Zephyr versions >= v1.14

Description The issue is related to a reachable assertion with repeated LL CONNECTION PARAM REQ, which is classified as a Reachable Assertion (CWE-617). This occurs when the LL CONNECTION PARAM REQ is repeated, leading to an assertion being reachable.

Recommendations For Zephyr versions >= v1.14, consider disabling the repeated LL CONNECTION PARAM REQ to minimize the risk of exploitation until a patch is available. At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Assertion Failure

Weakness Enumeration

CWE-617

Related Identifiers

CVE-2021-3430

GHSA-46H3-HJCQ-2JJR

Affected Products

Zephyr

References · 5

• https://osv.dev/vulnerability/CVE-2021-3430 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2021-3430 · Security Note
• http://github.com/zephyrproject-rtos/zephyr/security/advisories/GHSA-46h3-hjcq-2jjr · Note
• https://t.me/cibsecurity/45332 · Telegram Post
• https://t.me/cvenotify/32323 · Telegram Post