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Vulnerabilities

Vulnerability · CVE-2019-15126

CVE-2019-15126 is listed by An issue was discovered on Broadcom Wi-Fi client devices..

Published Feb 5, 2020 · catalog updated Jun 17, 2026 · Apple

Check if you run it

No confirmed exploitation is on record for CVE-2019-15126. EPSS is 7.26%. Act only if a listed version of Apple is installed.

Gaps on this record

  • No vendor fix or required action is stored. Compare the linked advisory before you change production.
Severity
Low3.1
Known exploitation
Not in CISA/VulnCheck KEV
EPSS
7.26%
Remediation
Version ranges on file
Affected products
cpe apple/ipados · cpe apple/iphone os · cpe apple/mac os x · cpe broadcom/bcm43012 firmware · cpe broadcom/bcm43013 firmware · cpe broadcom/bcm4356 firmware

CVE-2019-15126 is listed by An issue was discovered on Broadcom Wi-Fi client devices..

Are you affected?

Enter the version you run. The result uses only the ranges stored on this record.

The check returns affected, not affected, or incomplete. It does not guess a version that is missing from the record.

  • cpe apple/ipados< 13.2
  • cpe apple/iphone os< 13.2
  • cpe apple/mac os x< 10.15.1
  • cpe broadcom/bcm43012 firmwareversion unspecified
  • cpe broadcom/bcm43013 firmwareversion unspecified
  • cpe broadcom/bcm4356 firmwareversion unspecified
  • cpe broadcom/bcm4375 firmwareversion unspecified
  • cpe broadcom/bcm43752 firmwareversion unspecified
  • cpe broadcom/bcm4389 firmwareversion unspecified

How to fix CVE-2019-15126

What to do

Three questions, each answered from this record only. Confirm the vendor advisory before you patch.

Should you patch?

No confirmed exploitation is on record for CVE-2019-15126. EPSS is 7.26%. Act only if a listed version of Apple is installed.

Which versions are affected?

Compare what you have installed with apple/iphone os < 13.2; apple/mac os x < 10.15.1. Compare the installed version with the linked vendor advisory before you change production.

What should an analyst verify?

CWE-367: Time-of-check Time-of-use (TOCTOU) Race Condition. EPSS 7.26%. There is no CISA KEV listing. A public exploit reference is linked in Sources. That is not the same as confirmed exploitation. Use the source links for the original advisory.

Code

The project this record applies to. Exploit listings stay in References.

No public source repository is identified for this product.

Timeline

Detection, updates, and resolution for this record.

  1. Feb 5, 2020 · Apple Security Releases

    Detected

    CVE-2019-15126 is listed by An issue was discovered on Broadcom Wi-Fi client devices..

  2. Jun 17, 2026 · Apple Security Releases

    Updated

    CVE-2019-15126 is listed by An issue was discovered on Broadcom Wi-Fi client devices..

Sources

  • Apple Security ReleasesVendor advisoryCVE-2019-15126

    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, an

    nvd.nist.gov
  • CVE.orgVulnerability recordCVE-2019-15126

    Official CVE identifier

    cve.org
  • FIRST EPSSExploitation probabilityCVE-2019-15126

    30-day exploitation probability 7.26%

    first.org
  • Exploit DatabasePublic exploit reference48233

    Public exploit archive reference. This is not confirmation of exploitation. The exploit body is not stored here.

    exploit-db.com
  • Packet Storm SecurityCited referencehttp://packetstormsecurity.com/files/156809/Broadcom-Wi-Fi-KR00K-Proof-Of-Concept.html

    Packet Storm link already published on the finding.

    packetstormsecurity.com

References

Freshness

Last verified in this catalog Oct 23, 2026. Significant claims (KEV, EPSS, CVSS, affected ranges) come from the source rows above — open the original publisher for the authoritative advisory.