CVE-2021-3455
MEDIUM
Published 2021-10-19T22:25:09.479971Z
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CVSS Score
V3.1
4.3
/10
CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
Base Score Metrics
Exploitability: N/A
Impact: N/A
EPSS Score
v2025.03.14
0.004
probability
of exploitation in the wild
There is a 0.4% chance that this vulnerability will be exploited in the wild within the next 30 days.
Updated: 2025-06-25
Exploit Probability
Percentile: 0.594
Higher than 59.4% of all CVEs
Attack Vector Metrics
Impact Metrics
Description
Disconnecting L2CAP channel right after invalid ATT request leads freeze. Zephyr versions >= 2.4.0, >= 2.5.0 contain Use After Free (CWE-416). For more information, see https://github.com/zephyrproject-rtos/zephyr/security/advisories/GHSA-7g38-3x9v-v7vp
Available Exploits
No exploits available for this CVE.
Related News
No news articles found for this CVE.
Affected Products
Published: 2021-10-19T22:25:09.479971Z
Last Modified: 2024-09-16T18:38:53.853Z
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