Rhino Security Labs

Unitrends Enterprise Backup Remote Code Execution in restore.php File
[CVE-2017-7283]

Vulnerability Details

CVSS Rating: 8.8 (high)

CVE-2017-7283

Disclosing Company: Rhino Security Labs

Date: 04/19/2017

Status: Published

Affected software/version:
Unitrends Enterprise Backup < 9.1.2

Disclosure

Rhino Security Labs References

Blog Post: "Unitrends Vulnerability Hunting: Remote Code Execution"

GitHub: Authenticated RCE for Unitrends 9.x Exploit

Unitrends: Unitrends RCE in restore.php filenames

MITRE

NIST

Disclosure Date

04/19/2017

Vulnerability Description

An authenticated user of Unitrends Enterprise Backup before 9.1.2 can execute arbitrary OS commands by sending a specially crafted filename to the /api/restore/download-files endpoint, related to the downloadFiles function in api/includes/restore.php.

Related Disclosures

Unitrends Enterprise Backup Remote Code Execution in reports.php File
[CVE-2017-7281]

Unitrends Enterprise Backup Remote Code Execution in systems.php File
[CVE-2017-7280]

Unitrends Enterprise Backup Privilege Escalation in users.php File
[CVE-2017-7284]

Unitrends Enterprise Backup Privilege Escalation in Token Cookie
[CVE-2017-7279]

Unitrends Enterprise Backup Local File Inclusion
[CVE-2017-7282]

CVSS Metrics

CVSS Rating (version 3.0)

8.8 (High)

Impact Score

Exploitability Score

5.9

2.8

Attack Vector

Network

Attack Complexity (AC)Low Privileges Required (PR)Low User Interaction (UI)None Scope (S)Unchanged

Confidentiality (C)High Integrity (I)High Availability (A)High