How severe is CVE-2017-7281?

CVE-2017-7281 has a CVSS 3.x base score of 8.8, rated high severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2017-7281 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 4% (90th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2017-7281?

CVE-2017-7281 affects Unitrends Enterprise Backup. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2017-7281?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

When was CVE-2017-7281 published?

CVE-2017-7281 was published on 2017-04-12 and last updated on 2026-06-17.

CVE-2017-7281

CVE-2017-7281 is a high-severity vulnerability in Unitrends Enterprise Backup with a CVSS 3.x base score of 8.8. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-434.

Key facts

Severity: High (CVSS 3.x base score 8.8)
CVSS v2: 6.5
EPSS exploit prediction: 4% (90th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-434
Affected product: Unitrends Enterprise Backup
Published: 2017-04-12
Last modified: 2026-06-17

Description

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.

Frequently asked questions

What is 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.
How severe is CVE-2017-7281?: CVE-2017-7281 has a CVSS 3.x base score of 8.8, rated high severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2017-7281 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 4% (90th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2017-7281?: CVE-2017-7281 affects Unitrends Enterprise Backup. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2017-7281?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
When was CVE-2017-7281 published?: CVE-2017-7281 was published on 2017-04-12 and last updated on 2026-06-17.

References

https://rhinosecuritylabs.com/research/remote-code-execution-bug-hunting-chapter-1/

Affected products (1)

cpe:2.3:a:unitrends:enterprise_backup:*:*:*:*:*:*:*:*

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