AUGUST 4, 2026
Live Feed
Back to database
Case File

CVE-2017-11121

CRITICAL · CVSS 9.8 EPSS 2.79% Public Exploit

Source: NVD + CISA KEV + EPSS (historical backfill) · Published 2017-09-28 · Last synced 2026-08-04

CyberRota Analysis

This is a critical severity vulnerability with a CVSS score of 9.8. Public exploit code or proof-of-concept references have been detected in its references. It may lead to a denial-of-service condition.

Public Exploit Signal

A public exploit, PoC, GitHub repository or Metasploit reference was detected for this CVE.

External Security References

Note: these links are listed for security research and verification purposes only.

CVE
CVE-2017-11121
Severity
CRITICAL
CVSS
9.8
EPSS
2.79%

Original NVD Description

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.

Related CVEs

Other vulnerabilities affecting the same vendor(s)