cve.bz

CVE-2021-3434

7.8 highEPSS 0.2%

High (7.8) in zephyrproject zephyr. EPSS 0.2% chance of exploitation in the next 30 days.

Stack based buffer overflow in le_ecred_conn_req(). Zephyr versions >= v2.5.0 Stack-based Buffer Overflow (CWE-121). For more information, see https://github.com/zephyrproject-rtos/zephyr/security/advisories/GHSA-8w87-6rfp-cfrm

Severity

CVSS 3.1

7.8 high
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
EPSS
0.2% chance of exploitation in the next 30 days; higher than 11% of CVEs (scores of 2026-10-31)
CWEs
CWE-787, CWE-121
Published
Modified
Record from
the NVD, synced

Affected

References

Check your stackJSON