CVE-2020-24587

Public on 2021-05-11
Modified on 2022-01-10
Description
A flaw was found in the Linux kernel's WiFi implementation. An attacker within the wireless range can abuse a logic flaw in the WiFi implementation by reassembling packets from multiple fragments under different keys, treating them as valid. This flaw allows an attacker to send a fragment under an incorrect key, treating them as a valid fragment under the new key. The highest threat from this vulnerability is to confidentiality.
Severity
Medium severity
Medium
CVSS v3 Base Score
3.1
See breakdown

Affected Packages

Platform Package Release Date Advisory Status
Amazon Linux 2 - Kernel-5.10 Extra kernel 2022-01-20 ALAS2KERNEL-5.10-2022-002 Fixed
Amazon Linux 2 - Kernel-5.4 Extra kernel 2022-01-12 ALAS2KERNEL-5.4-2022-004 Fixed

CVSS Scores

Score Type Score Vector
Amazon Linux CVSSv3 3.1 CVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:N
NVD CVSSv3 2.6 CVSS:3.1/AV:A/AC:H/PR:N/UI:R/S:U/C:L/I:N/A:N
NVD CVSSv2 1.8 AV:A/AC:H/Au:N/C:P/I:N/A:N