CVE-2020-7459 Information

Description

In FreeBSD 12.1-STABLE before r362166 12.1-RELEASE before p8 11.4-STABLE before r362167 11.4-RELEASE before p2 and 11.3-RELEASE before p12 missing length validation code common to mulitple USB network drivers allows a malicious USB device to write beyond the end of an allocated network packet buffer.

CVSS Vector

CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Reference

https://security.FreeBSD.org/advisories/FreeBSD-SA-20:21.usb_net.asc https://security.netapp.com/advisory/ntap-20200821-0005/

Attack Complexity

LOW

Privileges Required

NONE

User Interaction Required

NONE

Scope

NONE

Confidentiality Impact

UNCHANGED

Integrity Impact

HIGH

Availability Impact

HIGH

Base Score

HIGH

Base Severity

6.8