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Cloud Access Connector missing Anti-CSRF token

Advisory Information

  • Advisory ID: TERA-SA-000070
  • CVE Numbers and Scores:
  • Published: 2 Feb. 2021
  • Last Updated: 2 Feb. 2021
  • Download PDF

Summary

An Anti-CSRF token was discovered missing from a specific form. An attacker could exploit this to change information when a user clicks a malicious link. This would require the attacker to know a machineID and user GUID in order to successfully exploit.


Affected Products

  • Cloud Access Connector v31 and earlier
  • Cloud Access Connector Legacy prior to August 21 release

Solutions and Mitigations

Available Updates

Update to the latest version of Cloud Access Connector.

Workarounds and Mitigation

There are currently no workarounds or mitigations.

Vulnerability Details

CVE-2020-13186

An Anti CSRF mechanism was discovered missing in the Teradici Cloud Access Connector v31 and earlier in a specific web form, which allowed an attacker with knowledge of both a machineID and user GUID to modify data if a user clicked a malicious link.

Remark

Vulnerability classification has been performed using the CVSSv3 scoring system. The CVSS environmental score is specific to each customer’s environment and should be defined by the customer to attain a final scoring.


Additional Resources


Revision History

2 Feb. 2021: Initial Publication


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