Arbitrary file upload in Unitrends Enterprise Backup
CVE-2017-7281
An issue was discovered in Unitrends Enterprise Backup before 9.1.2. A lack of sanitization of user input in the createReportName and saveReport functions in recoveryconsole/bpl/reports.php allows for an authenticated user to create a randomly named file on disk with a user-controlled extension, contents, and path, leading to remote code execution, aka Unrestricted File Upload.
Vulnerability class: Unrestricted File Upload
Published · last modified .
CVSS v3 metric
CVSS v3 base score 8.8 (High). Vector: CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.
EPSS exploit prediction
EPSS: 0.043 (90.8th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 91st percentile — 90.8% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.043 · newest: 0.043 · change: 0.000
Affected products
Weakness classification (CWE)
Public proof-of-concept exploits
References
- rhinosecuritylabs.com/research/remote-code-execution-bug-hunting-chapter-1/ (Exploit, Third Party Advisory)
Frequently asked questions
- What is CVE-2017-7281?
- CVE-2017-7281 is a high-severity vulnerability in Unitrends Enterprise Backup, classified under Unrestricted Upload of File with Dangerous Type. CVSS score: 8.8/10. Published 2017-04-12.
- How severe is CVE-2017-7281?
- High severity. CVSS v3 base score is 8.8 out of 10.
- Is CVE-2017-7281 known to be exploited?
- 9 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.