HIGH · 8.1

CVE-2017-6957

Stack-based buffer overflow in the firmware in Broadcom Wi-Fi HardMAC SoC chips, when the firmware supports CCKM Fast and Secure Roaming and the feature is enabled in RAM, allows remote attackers to e...

Vulnerability Description

Stack-based buffer overflow in the firmware in Broadcom Wi-Fi HardMAC SoC chips, when the firmware supports CCKM Fast and Secure Roaming and the feature is enabled in RAM, allows remote attackers to execute arbitrary code via a crafted reassociation response frame with a Cisco IE (156).

CVSS Score

8.1

HIGH

CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
Attack Vector
NETWORK
Attack Complexity
HIGH
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
HIGH
Availability
HIGH

Affected Products

VendorProductVersions
BroadcomBcm4339 Soc Firmware6.37.34.40
BroadcomBcm4339 Soc-

Related Weaknesses (CWE)

References

FAQ

What is CVE-2017-6957?

CVE-2017-6957 is a vulnerability with a CVSS score of 8.1 (HIGH). Stack-based buffer overflow in the firmware in Broadcom Wi-Fi HardMAC SoC chips, when the firmware supports CCKM Fast and Secure Roaming and the feature is enabled in RAM, allows remote attackers to e...

How severe is CVE-2017-6957?

CVE-2017-6957 has been rated HIGH with a CVSS base score of 8.1/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2017-6957?

Check the references section above for vendor advisories and patch information. Affected products include: Broadcom Bcm4339 Soc Firmware, Broadcom Bcm4339 Soc.