SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityModified

CVE-2017-11120

On Broadcom BCM4355C0 Wi-Fi chips 9.44.78.27.0.1.56 and other chips, an attacker can craft a malformed RRM neighbor report frame to trigger an internal buffer overflow in the Wi-Fi firmware, aka B-V2017061204.

CRITICAL 9.8EPSS 9.13%

Does this matter?

High impact if exploited, but EPSS currently rates exploitation as unlikely (9.13%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.

Description

On Broadcom BCM4355C0 Wi-Fi chips 9.44.78.27.0.1.56 and other chips, an attacker can craft a malformed RRM neighbor report frame to trigger an internal buffer overflow in the Wi-Fi firmware, aka B-V2017061204.

CVSS 3.0
9.8 CRITICALCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
EPSS
9.13% probability · 95th percentile
CISA KEV
Not listed
Weakness
CWE-119
Affected
broadcom/bcm4355c0 firmware · apple/iphone os · apple/tvos
Source
cve@mitre.org

References

Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.