CVE-2017-11121
CRITICAL severity · CVSS 9.8 · Memory corruption
9.8CVSS CRITICAL
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.
Impact & exploitability
Attack vectorNetwork
Attack complexityLow
Privileges requiredNone
User interactionNone
Confidentiality impactHigh
Integrity impactHigh
Availability impactHigh
Exploit probability (EPSS)3%
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Affected products we track (1)
Recommendation
Apply the vendor fix promptly. Open any affected product above for its exact safe version.
Additional information
- NVD record
- http://www.securityfocus.com/bid/100984Advisory
- https://lists.apple.com/archives/security-announce/2017/Sep/msg00007.htmlAdvisory
- https://lists.apple.com/archives/security-announce/2017/Sep/msg00009.htmlAdvisory
- https://source.android.com/security/bulletin/2017-09-01Advisory
- https://support.apple.com/HT208112Advisory
- https://support.apple.com/HT208113Advisory
- http://packetstormsecurity.com/files/144329/Broadcom-802.11r-FT-Reassociation-Response-Overflows.htmlAdvisory
- https://bugs.chromium.org/p/project-zero/issues/detail?id=1291Advisory