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TI-2017-08182 Aliases CVE-2017-11121GHSA-f3pv-j4q8-42fr

On Broadcom BCM4355C0 Wi-Fi chips 9.44.78.27.0.1.56 and other chips, properly crafted…

Priority MEDIUM 47CWE-119Published · Updated

Key facts

Attack vector
Network
Privileges required
None
User interaction
None
Attack complexity
Low
Impact type
Code execution
Confidentiality · integrity · availability
High · High · High
Fix status
No fix listed

Attack profile from CVSS 3.0 · NVD. Fix status from CNA. Impact type from CWE-119 and the CVSS impact.

Summary

On Broadcom BCM4355C0 Wi-Fi chips 9.44.78.27.0.1.56 and other chips, properly crafted malicious over-the-air Fast Transition frames can potentially trigger internal Wi-Fi firmware heap and/or stack overflows, leading to denial of service or other effects, aka B-V2017061205.

Why it matters now

EPSS 0.02794 86th percentileScored 2026-11-07
Public exploit Yes 2 exploit referencesTagged by NVD
Fix No fix listed No fixed version in the sources yet

SSVC decision points

Not available: CISA has not published SSVC decision points for this record.

Affected products

VendorProductAffected versionsFixed inStatusSource
——all versions—No fix listedCNA
  • — Vendor— Affected all versions Fixed in — No fix listed CNA

CPE configurations NVD · 4

CPEVersionsRoleVendor
cpe:2.3:o:broadcom:bcm4355c0_firmware:9.44.78.27.0.1.56:*:*:*:*:*:*:*9.44.78.27.0.1.56VulnerableBroadcom
cpe:2.3:h:broadcom:bcm4355c0:-:*:*:*:*:*:*:*not specified by NVDRunning onBroadcom
cpe:2.3:o:apple:iphone_os:*:*:*:*:*:*:*:*before 11.0VulnerableApple
cpe:2.3:o:apple:tvos:*:*:*:*:*:*:*:*before 11.0VulnerableApple
  • cpe:2.3:o:broadcom:bcm4355c0_firmware:9.44.78.27.0.1.56:*:*:*:*:*:*:* Versions 9.44.78.27.0.1.56 Vulnerable ·Broadcom
  • cpe:2.3:h:broadcom:bcm4355c0:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Broadcom
  • cpe:2.3:o:apple:iphone_os:*:*:*:*:*:*:*:* Versions before 11.0 Vulnerable ·Apple
  • cpe:2.3:o:apple:tvos:*:*:*:*:*:*:*:* Versions before 11.0 Vulnerable ·Apple

Remediation

No fixed version listed by the sources yet.

Timeline

  1. 2026-10-02 Threatist record created from CVE-2017-11121
  2. 2026-10-03 Alias added: GHSA-f3pv-j4q8-42fr

References

Exploit 2

Advisory 7

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences