CVE-2020-35682:Authentication Bypass Vulnerability in Zoho ManageEngine ServiceDesk Plus during SAML login

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Description Preview

Zoho ManageEngine ServiceDesk Plus versions prior to 11134 contain an authentication bypass vulnerability (CWE-863: Incorrect Authorization) that specifically affects the SAML login process. This vulnerability could allow attackers to bypass authentication mechanisms when SAML authentication is enabled, potentially gaining unauthorized access to the application.

Overview

This vulnerability (CVE-2020-35682) affects Zoho ManageEngine ServiceDesk Plus, a popular IT help desk management solution. The issue is an authorization flaw in the SAML authentication implementation that could allow attackers to bypass authentication controls. When exploited, this vulnerability could lead to unauthorized access to sensitive information, configuration settings, and administrative functions within the ServiceDesk Plus application. The vulnerability is particularly concerning for organizations that have implemented SAML-based single sign-on for their ServiceDesk Plus installations.

Remediation

To address this vulnerability, organizations should:

  1. Update Zoho ManageEngine ServiceDesk Plus to version 11134 or later immediately
  2. Review authentication logs for any suspicious activity that might indicate exploitation attempts
  3. Temporarily consider disabling SAML authentication until the update can be applied if immediate patching is not possible
  4. Implement network segmentation to limit access to the ServiceDesk Plus application
  5. Apply the principle of least privilege for all ServiceDesk Plus user accounts
  6. Consider implementing additional authentication mechanisms such as IP restrictions or multi-factor authentication where possible

References

  1. Vendor Advisory: https://www.manageengine.com/products/service-desk/on-premises/readme.html#11134
  2. CWE-863: Incorrect Authorization: https://cwe.mitre.org/data/definitions/863.html
  3. MITRE CVE Entry: CVE-2020-35682
  4. Zoho ManageEngine ServiceDesk Plus Documentation: https://www.manageengine.com/products/service-desk/

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

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Armis Vulnerability Intelligence Database