Vulnerability record · CVE-2017-7283 · published 20 April 2017

CVE-2017-7283: Unitrends enterprise backup improper input validation vulnerability

Unitrends · Enterprise Backup

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.

8.8 CVSS 3.0 High EPSS 4.3% · top 9.2% CWE-20 · Improper input validation

8.8CVSS 3.0 base score, v2 9.0

4.3%EPSS exploitation probability, 30 days

NoNot in CISA KEV

1Affected product versions listed by NVD

4References, 2 tagged exploit

17 Jun 2026Last modified by NVD

Description

CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Affected products

1 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

Enterprise Backup Unitrends

References

Link	Tags
https://rhinosecuritylabs.com/research/remote-code-execution-bug-hunting-chapter-2/	ExploitThird Party Advisory
https://support.unitrends.com/UnitrendsBackup/s/article/ka640000000CcWBAA0/000005557?r=1	Vendor Advisory
https://rhinosecuritylabs.com/research/remote-code-execution-bug-hunting-chapter-2/	ExploitThird Party Advisory
https://support.unitrends.com/UnitrendsBackup/s/article/ka640000000CcWBAA0/000005557?r=1	Vendor Advisory

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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

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Source: NIST National Vulnerability Database (record CVE-2017-7283), CISA KEV, FIRST EPSS (scores of 2026-09-26). This page is refreshed as NVD updates the record.