HOMEVULNERABILITIESCVE-2017-7283
HIGH

CVE-2017-7283

CWE-20Published: April 20, 2017· Updated: Jun 17, 2026

8.8
CVSS v3.1

Official 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.

NVD Source

Technical Analysis

CVE-2017-7283 can be exploited remotely over the network without requiring physical or adjacent access, significantly expanding the attack surface for threat actors.

Exploitation requires low privileges, which limits the exposure to scenarios where an attacker has already gained initial access.

A successful exploit results in complete confidentiality breach (data exposure), full integrity compromise (data manipulation), availability disruption (denial of service), with a CVSS base score of 8.8.

CVSS v3.1 Vector Breakdown

Exploitability
Attack VectorNetwork
Attack ComplexityLow
Privileges Req.Low
User InteractionNone
ScopeUnchanged
Impact
ConfidentialityHigh
IntegrityHigh
AvailabilityHigh
CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Affected Vendors & Products

unitrends1 product(s)
enterprise backup
Source: NVD CPE · 1 total CPE entries

Exploit & PoC Resources

NO KNOWN EXPLOITNo public exploit confirmed at this time
Exploit-DB
Offensive Security exploit database
GitHub PoC Search
Community PoC repositories
Rapid7 / Metasploit
Metasploit module search
PacketStorm
Security advisories & exploits
NVD Detail
Official NIST entry
MITRE CVE
CVE Program entry
External links open in a new tab. Always verify in a controlled environment before use.

Official Patches & Advisories

ADVISORYhttps://rhinosecuritylabs.com/research/remote-code-execution-bug-hunting-chapter-2/
ADVISORYhttps://support.unitrends.com/UnitrendsBackup/s/article/ka640000000CcWBAA0/000005557?r=1
ADVISORYhttps://rhinosecuritylabs.com/research/remote-code-execution-bug-hunting-chapter-2/
ADVISORYhttps://support.unitrends.com/UnitrendsBackup/s/article/ka640000000CcWBAA0/000005557?r=1

All References (4)

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

Quick Facts

CVE IDCVE-2017-7283
CVSS Score8.8 / 10
SeverityHIGH
WeaknessCWE-20
CISA KEVNo
Affected1 vendor(s)
PublishedApr 20, 2017

Related CVEs (CWE-20)

CVE-2026-48055
10.0
CVE-2026-0848
10.0
CVE-2009-1300
10.0
CVE-2025-23202
10.0
CVE-2025-34060
10.0
CVE-2026-12537
10.0

Recommended Actions

  • →Apply vendor patches immediately
  • →Monitor CVE-2017-7283 in threat intel feeds
  • →Review IDS/IPS signatures for exploitation attempts
Data sourced from NVD (NIST), CISA KEV, and EPSS (FIRST). Analysis generated by CTIWATCH.COM. CVE data is provided under the NVD usage policy.
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