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Rewterz Threat Advisory – CVE-2021-42727 – Adobe RoboHelp Server Directory Traversal

Severity

High

Analysis Summary

CVE-2021-42727 

Adobe RoboHelp Server could allow a remote attacker to traverse directories on the system, caused by improper validation of user request. An attacker could send a specially-crafted URL request containing “dot dot” sequences (/../) to execute arbitrary code on the system.

Impact

  • Information Theft

Affected Vendors

Adobe

Affected Products

  • Adobe RoboHelp Server RHS2020.0.1

Remediation

Refer to Adobe Security Advisory for patch, upgrade, or suggested workaround information.

https://helpx.adobe.com/security/products/robohelp-server/apsb21-87.html