CVE-2019-15126

Exploitation

Not assessed. CISA has not published an exploitation assessment for this record, and it is not in the KEV catalog. That is an absence of assessment, not a finding of no risk.

SSVC decision

Not assessed by CISA

EPSS probability

7.31% probability of exploitation activity in the next 30 days.

EPSS percentile

Ranks above 93.8% of scored records. A rank, not a probability.

NVD base score

3.1 (CVSS v3.x), scored by the NVD independently of the CNA.

NVD CVSS vector

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

NVD analysis status

Modified. NVD last modified this record on 2026-06-17.

Red Hat severity

Moderate. Red Hat's rating for its own products, not a CVSS rating.

Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.

Published

2020-02-05 16:17Z6 YR AGO

Last updated

2024-08-05 00:34Z2 YR AGO

Reserved

2019-08-17

Assigning CNA

mitre

Record state

PUBLISHED

Severity

Not rated by the issuing CNA

CNA CVSS vector

Not published by the issuing CNA

Weaknesses

• CWE-367Time-of-check Time-of-use (TOCTOU) Race ConditionBase
• CWE-1240Use of a Cryptographic Primitive with a Risky ImplementationBase

Data version

5.1

Document digest

d777a9ea3cd6d287453ebc32a2af713c02fb6dcfdc4bd3033c5c79165292a73c

• support.apple.comhttps://support.apple.com/kb/HT210721x_refsource_CONFIRM
• support.apple.comhttps://support.apple.com/kb/HT210722x_refsource_CONFIRM
• support.apple.comhttps://support.apple.com/kb/HT210788x_refsource_CONFIRM
• tools.cisco.com20200227 Wi-Fi Protected Network and Wi-Fi Protected Network 2 Information Disclosure Vulnerabilityhttps://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20200226-wi-fi-info-disclosurevendor-advisoryx_refsource_CISCO
• psirt.global.sonicwall.comhttps://psirt.global.sonicwall.com/vuln-detail/SNWLID-2020-0001x_refsource_CONFIRM
• www.huawei.comhttp://www.huawei.com/en/psirt/security-notices/huawei-sn-20200228-01-kr00k-enx_refsource_CONFIRM
• www.mist.comhttps://www.mist.com/documentation/mist-security-advisory-kr00k-attack-faq/x_refsource_CONFIRM
• www.arubanetworks.comhttp://www.arubanetworks.com/assets/alert/ARUBA-PSA-2020-003.txtx_refsource_CONFIRM
• www.synology.comhttps://www.synology.com/security/advisory/Synology_SA_20_03x_refsource_CONFIRM
• packetstormsecurity.comhttp://packetstormsecurity.com/files/156809/Broadcom-Wi-Fi-KR00K-Proof-Of-Concept.htmlx_refsource_MISC
• www.huawei.comhttp://www.huawei.com/en/psirt/security-advisories/huawei-sa-20200527-01-wifi-enx_refsource_CONFIRM
• cert-portal.siemens.comhttps://cert-portal.siemens.com/productcert/pdf/ssa-712518.pdfx_refsource_CONFIRM
• us-cert.cisa.govhttps://us-cert.cisa.gov/ics/advisories/icsa-20-224-05x_refsource_MISC