CVE-2018-12271:Authentication bypass vulnerability in the com.getdropbox.Dropbox app 100.2 for iOS allows attackers to authenticate with an arbitrary fingerprint.

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Description Preview

An issue was discovered in the com.getdropbox.Dropbox app 100.2 for iOS. The LAContext class for Biometric (TouchID) validation allows authentication bypass by overriding the LAContext return Boolean value to be "true" because the kSecAccessControlUserPresence protection mechanism is not used. This vulnerability enables an attacker to authenticate using any fingerprint, potentially compromising the security of the application.

Overview

This vulnerability affects the com.getdropbox.Dropbox app version 100.2 for iOS, allowing unauthorized access through biometric authentication bypass. The issue was reported on June 13, 2018, and is assigned the CVE ID CVE-2018-12271. The vulnerability is considered disputed as the vendor indicates that it is not an attack of interest within their threat model, excluding iOS devices with jailbreaks.

Remediation

To remediate this vulnerability, it is recommended to update the com.getdropbox.Dropbox app to a version that addresses the authentication bypass issue. Users should ensure they are running the latest version of the application to mitigate the risk of unauthorized access through biometric authentication manipulation.

References

  1. Dropbox Video Reference
  2. HackerOne Report
  3. GitHub Gist

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

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