CVE-2021-37326:NetSarang Xshell 7 before Build 0077 exposes sensitive information through unintended code strings in paste operations.

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A vulnerability exists in NetSarang Xshell 7 versions prior to Build 0077 where the application includes unintended code strings when users perform paste operations. This information exposure vulnerability (CWE-200) could potentially leak sensitive information to unauthorized parties when users copy and paste content within the application.

Overview

NetSarang Xshell is a powerful SSH client for Windows that allows users to securely access remote Unix/Linux hosts. The vulnerability affects Xshell 7 versions before Build 0077, where the application inadvertently includes additional code strings during paste operations. This could lead to information disclosure if sensitive data is included in these unintended strings. The issue might expose configuration details, credentials, or other sensitive information to unauthorized parties or systems when users perform routine copy-paste operations.

Remediation

Users should upgrade to NetSarang Xshell 7 Build 0077 or later to address this vulnerability. The vendor has released an update that fixes the issue with unintended code strings in paste operations. Organizations should implement a software update policy to ensure that all instances of Xshell are updated to the latest version. Additionally, until the update can be applied, users should exercise caution when copying and pasting sensitive information within Xshell and verify the pasted content to ensure no additional unintended data is included.

References

  • NetSarang Xshell Update History: https://www.netsarang.com/en/xshell-update-history/
  • CWE-200: Information Exposure: https://cwe.mitre.org/data/definitions/200.html
  • MITRE CVE-2021-37326: https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-37326

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. Manufacturing
    Manufacturing
  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. 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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Armis Vulnerability Intelligence Database