CVE-2018-16986:Texas Instruments BLE-STACK v2.2.1 for SimpleLink CC2640 and CC2650 devices allows remote attackers to execute arbitrary code via a malformed packet that triggers a buffer overflow.

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CVE-2018-16986 is a vulnerability found in Texas Instruments' BLE-STACK version 2.2.1, specifically affecting SimpleLink CC2640 and CC2650 devices. The vulnerability arises from improper handling of malformed packets, which can lead to a buffer overflow condition. This flaw allows remote attackers to execute arbitrary code on the affected devices, potentially compromising their integrity and functionality. The vulnerability was publicly disclosed on November 1, 2018, and poses significant risks to the security of devices utilizing this Bluetooth Low Energy stack.

Overview

  • Vulnerability Type: Buffer Overflow
  • Affected Product: Texas Instruments BLE-STACK v2.2.1
  • Affected Devices: SimpleLink CC2640 and CC2650
  • Impact: Remote code execution via malformed packets
  • Date Public: November 1, 2018
  • CVE ID: CVE-2018-16986
  • State: Published

Remediation

Users of Texas Instruments BLE-STACK v2.2.1 for SimpleLink CC2640 and CC2650 devices are advised to take the following actions:

  1. Update Firmware: Check for updates or patches from Texas Instruments that address this vulnerability. Ensure that the firmware is updated to a version that mitigates the buffer overflow risk.
  2. Network Security: Implement network security measures to limit exposure to potential attackers. This may include firewalls, intrusion detection systems, and monitoring for unusual network activity.
  3. Device Configuration: Review and adjust device configurations to minimize the risk of exploitation, such as disabling unnecessary services or features that may expose the device to attack.

References

  1. Armis - BleedingBit - General information about the vulnerability.
  2. Texas Instruments E2E Support Forum - Confirmation and discussion regarding the vulnerability.
  3. SecurityTracker Entry 1042018 - Detailed vulnerability report.
  4. CERT VU#317277 - Third-party advisory on the vulnerability.
  5. SecurityFocus BID 105812 - Vulnerability database entry.
  6. Cisco Security Advisory - Vendor advisory detailing the vulnerability and its implications.

Industry ExposureMost to least
This section illustrates the prevalence of a specific Common Vulnerabilities and Exposures (CVE) across various industries based on customer reports. The ranking displays industries from the most to least affected by this particular vulnerability, offering valuable insight into where this CVE has been most frequently observed. This information can help organizations within these sectors prioritize their security efforts, understand their relative risk exposure compared to their peers, and focus remediation strategies where they are most needed. By understanding the industry-specific impact, organizations can make more informed decisions regarding patching, resource allocation, and overall risk management related to this CVE.

  1. Health Care & Social Assistance: Low
    Health Care & Social Assistance
  2. Accommodation & Food Services: Low
    Accommodation & Food Services
  3. Administrative, Support, Waste Management & Remediation Services: Low
    Administrative, Support, Waste Management & Remediation Services
  4. Agriculture, Forestry Fishing & Hunting: Low
    Agriculture, Forestry Fishing & Hunting
  5. Arts, Entertainment & Recreation: Low
    Arts, Entertainment & Recreation
  6. Construction: Low
    Construction
  7. Educational Services: Low
    Educational Services
  8. Finance and Insurance: Low
    Finance and Insurance
  9. Information: Low
    Information
  10. Management of Companies & Enterprises: Low
    Management of Companies & Enterprises
  11. Manufacturing: Low
    Manufacturing
  12. Mining: Low
    Mining
  13. Other Services (except Public Administration): Low
    Other Services (except Public Administration)
  14. Professional, Scientific, & Technical Services: Low
    Professional, Scientific, & Technical Services
  15. Public Administration: Low
    Public Administration
  16. Real Estate Rental & Leasing: Low
    Real Estate Rental & Leasing
  17. Retail Trade: Low
    Retail Trade
  18. Transportation & Warehousing: Low
    Transportation & Warehousing
  19. Utilities: Low
    Utilities
  20. Wholesale Trade: Low
    Wholesale Trade

Focus on What Matters

  1. See Everything.
  2. Identify True Risk.
  3. Proactively Mitigate Threats.

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