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Vulnerability CVE-2021-3321
Published: 2021-10-12 Modified: 2021-10-13
| Description: |
Integer Underflow in Zephyr in IEEE 802154 Fragment Reassembly Header Removal. Zephyr versions >= >=2.4.0 contain Integer Overflow to Buffer Overflow (CWE-680). For more information, see https://github.com/zephyrproject-rtos/zephyr/security/advisories/GHSA-w44j-66g7-xw99 |
Type:
CWE-191 (Integer Underflow (Wrap or Wraparound))
CVSS2 => (AV:A/AC:L/Au:N/C:P/I:P/A:P)
| CVSS Base Score |
Impact Subscore |
Exploitability Subscore |
5.8/10 |
6.4/10 |
6.5/10 |
| Exploit range |
Attack complexity |
Authentication |
Adjacent network |
Low |
No required |
| Confidentiality impact |
Integrity impact |
Availability impact |
Partial |
Partial |
Partial |
References: |
http://github.com/zephyrproject-rtos/zephyr/security/advisories/GHSA-w44j-66g7-xw99
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