CVE-2019-15126

CVSS V2 Low 2.9 CVSS V3 Low 3.1

Description

An issue was discovered on Broadcom Wi-Fi client devices. Specifically timed and handcrafted traffic can cause internal errors (related to state transitions) in a WLAN device that lead to improper layer 2 Wi-Fi encryption with a consequent possibility of information disclosure over the air for a discrete set of traffic, a different vulnerability than CVE-2019-9500, CVE-2019-9501, CVE-2019-9502, and CVE-2019-9503.

Overview

CVE ID
CVE-2019-15126

Assigner
cve@mitre.org

Vulnerability Status
Modified

Published Version
2020-02-05T17:15:10

Last Modified Date
2020-08-11T19:15:17

Weakness Enumerations

CWE	URL
CWE-367	http://cwe.mitre.org/data/definitions/367.html

CPE Configuration (Product)

CPE	Vulnerable	Operator	Version End
		AND
cpe:2.3:o:apple:ipados::::::::	1	OR	13.2
cpe:2.3:o:apple:iphone_os::::::::	1	OR	13.2
cpe:2.3:o:apple:mac_os_x::::::::	1	OR	10.15.1
		AND
cpe:2.3:o:broadcom:bcm4389_firmware:-:::::::*	1	OR
cpe:2.3:h:broadcom:bcm4389:-:::::::*	0	OR
		AND
cpe:2.3:o:broadcom:bcm43012_firmware:-:::::::*	1	OR
cpe:2.3:h:broadcom:bcm43012:-:::::::*	0	OR
		AND
cpe:2.3:o:broadcom:bcm43013_firmware:-:::::::*	1	OR
cpe:2.3:h:broadcom:bcm43013:-:::::::*	0	OR
		AND
cpe:2.3:o:broadcom:bcm4375_firmware:-:::::::*	1	OR
cpe:2.3:h:broadcom:bcm4375:-:::::::*	0	OR
		AND
cpe:2.3:o:broadcom:bcm43752_firmware:-:::::::*	1	OR
cpe:2.3:h:broadcom:bcm43752:-:::::::*	0	OR
		AND
cpe:2.3:o:broadcom:bcm4356_firmware:-:::::::*	1	OR
cpe:2.3:h:broadcom:bcm4356:-:::::::*	0	OR

CVSS Version 2

Version
2.0

Vector String
AV:A/AC:M/Au:N/C:P/I:N/A:N

Access Vector
ADJACENT_NETWORK

Access Compatibility
MEDIUM

Authentication
NONE

Confidentiality Impact
PARTIAL

Integrity Impact
NONE

Availability Impact
NONE

Base Score
2.9

Severity
LOW

Exploitability Score
5.5

Impact Score
2.9

CVSS Version 3

Version
3.1

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

Attack Vector
ADJACENT_NETWORK

Attack Compatibility
HIGH

Privileges Required
NONE

User Interaction
NONE

Scope
UNCHANGED

Confidentiality Impact
LOW

Availability Impact
NONE

Base Score
3.1

Base Severity
LOW

Exploitability Score
1.6

Impact Score
1.4

References

Reference URL	Reference Tags
https://support.apple.com/kb/HT210721	Third Party Advisory
https://support.apple.com/kb/HT210722	Third Party Advisory
https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20200226-wi-fi-info-disclosure
https://psirt.global.sonicwall.com/vuln-detail/SNWLID-2020-0001
http://www.huawei.com/en/psirt/security-notices/huawei-sn-20200228-01-kr00k-en
https://support.apple.com/kb/HT210788
https://www.mist.com/documentation/mist-security-advisory-kr00k-attack-faq/
http://www.arubanetworks.com/assets/alert/ARUBA-PSA-2020-003.txt
https://www.synology.com/security/advisory/Synology_SA_20_03
http://packetstormsecurity.com/files/156809/Broadcom-Wi-Fi-KR00K-Proof-Of-Concept.html
http://www.huawei.com/en/psirt/security-advisories/huawei-sa-20200527-01-wifi-en
https://cert-portal.siemens.com/productcert/pdf/ssa-712518.pdf
https://us-cert.cisa.gov/ics/advisories/icsa-20-224-05

Sources

Source Name	Source URL
NIST	https://nvd.nist.gov/vuln/detail/CVE-2019-15126
MITRE	https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2019-15126

History

Created	Old Value	New Value	Data Type	Notes
2022-05-10 17:23:31				Added to TrackCVE
2022-12-04 10:41:18	2020-02-05T17:15Z	2020-02-05T17:15:10	CVE Published Date	updated
2022-12-04 10:41:18		2020-08-11T19:15:17	CVE Modified Date	updated
2022-12-04 10:41:18		Modified	Vulnerability Status	updated