Huawei TechnologiesHUAWEI-SA-20200527-01-WIFISecurity Advisory - Kr00k Vulnerability in Broadcom Wi-Fi chips
3.1 Low
CVSS3
Attack Vector
ADJACENT_NETWORK
Attack Complexity
HIGH
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
LOW
Integrity Impact
NONE
Availability Impact
NONE
CVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:N
2.9 Low
CVSS2
Access Vector
ADJACENT_NETWORK
Access Complexity
MEDIUM
Authentication
NONE
Confidentiality Impact
PARTIAL
Integrity Impact
NONE
Availability Impact
NONE
AV:A/AC:M/Au:N/C:P/I:N/A:N
0.007 Low
EPSS
Percentile
79.5%
There is an information disclosure vulnerability named Kr00k in Broadcom Wi-Fi chips. 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. (Vulnerability ID: HWPSIRT-2020-02164)
This vulnerability has been assigned a Common Vulnerabilities and Exposures (CVE) ID: CVE-2019-15126.
Huawei has released software updates to fix this vulnerability. This advisory is available at the following link:
http://www.huawei.com/en/psirt/security-advisories/huawei-sa-20200527-01-wifi-en
Related
3.1 Low
CVSS3
Attack Vector
ADJACENT_NETWORK
Attack Complexity
HIGH
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
LOW
Integrity Impact
NONE
Availability Impact
NONE
CVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:N
2.9 Low
CVSS2
Access Vector
ADJACENT_NETWORK
Access Complexity
MEDIUM
Authentication
NONE
Confidentiality Impact
PARTIAL
Integrity Impact
NONE
Availability Impact
NONE
AV:A/AC:M/Au:N/C:P/I:N/A:N
0.007 Low
EPSS
Percentile
79.5%