Vulnerability Monitor

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CVE-2021-3320

Type Confusion in 802154 ACK Frames Handling. Zephyr versions >= v2.4.0 contain NULL Pointer Dereference (CWE-476). For more information, see https://github.com/zephyrproject-rtos/zephyr/security/advisories/GHSA-27r3-rxch-2hm7

Published

2021-05-25T17:15:08.333

Last Modified

2024-11-21T06:21:17.113

Status

Modified

Source

[email protected]

Severity

CVSSv3.1: 5.9 (MEDIUM)

CVSSv2 Vector

AV:N/AC:L/Au:N/C:N/I:N/A:P

  • Access Vector: NETWORK
  • Access Complexity: LOW
  • Authentication: NONE
  • Confidentiality Impact: NONE
  • Integrity Impact: NONE
  • Availability Impact: PARTIAL
Exploitability Score

10.0

Impact Score

2.9

Weaknesses
  • Type: Secondary
    CWE-476
  • Type: Primary
    CWE-476
    CWE-843
Affected Vendors & Products
Type Vendor Product Version/Range Vulnerable?
Operating System zephyrproject zephyr ≤ 2.4.0 Yes
References