Session Logic Vulnerability in Unitrends Backup (UB) Allows Privilege Escalation

CVE-2017-12479 · HIGH Severity

AV:N/AC:L/AU:S/C:C/I:C/A:C

It was discovered that an issue in the session logic in Unitrends Backup (UB) before 10.0.0 allowed using the LOGDIR environment variable during a web session to elevate an existing low-privilege user to root privileges. A remote attacker with existing low-privilege credentials could then execute arbitrary commands with root privileges.

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