CVE-2020-24587

CVE Details

Release Date:	2021-05-11
Impact:	None	What is this?

Description

The 802.11 standard that underpins Wi-Fi Protected Access (WPA, WPA2, and WPA3) and Wired Equivalent Privacy (WEP) doesn't require that all fragments of a frame are encrypted under the same key. An adversary can abuse this to decrypt selected fragments when another device sends fragmented frames and the WEP, CCMP, or GCMP encryption key is periodically renewed.

See more information about CVE-2020-24587 from MITRE CVE dictionary and NIST NVD

NOTE: The following CVSS metrics and score provided are preliminary and subject to review.

CVSS v3 metrics

Base Score:	2.6
Vector String:	CVSS:3.0/AV:A/AC:H/PR:N/UI:R/S:U/C:L/I:N/A:N
Version:	3.0
Attack Vector:	Adjacent_Network
Attack Complexity:	High
Privileges Required:	None
User Interaction:	Required
Scope:	Unchanged
Confidentiality Impact:	Low
Integrity Impact:	None
Availability Impact:	None

Errata information

Platform	Errata	Release Date
Oracle Linux version 6 (kernel-uek)	ELSA-2021-9459	2021-09-22
Oracle Linux version 7 (kernel-uek)	ELSA-2021-9404	2021-08-10
Oracle Linux version 7 (kernel-uek)	ELSA-2021-9452	2021-09-21
Oracle Linux version 7 (kernel-uek)	ELSA-2021-9459	2021-09-22
Oracle Linux version 7 (kernel-uek-container)	ELSA-2021-9406	2021-08-10
Oracle Linux version 7 (kernel-uek-container)	ELSA-2021-9453	2021-09-21
Oracle Linux version 8 (kernel)	ELSA-2021-4356	2021-11-16
Oracle Linux version 8 (kernel-uek)	ELSA-2021-9404	2021-08-10
Oracle Linux version 8 (kernel-uek-container)	ELSA-2021-9406	2021-08-10
Oracle VM version 3 (kernel-uek)	OVMSA-2021-0031	2021-09-22