How severe is CVE-2017-13070?

CVE-2017-13070 has a CVSS 3.x base score of 7.8, rated high severity. It is exploitable over local access with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2017-13070 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (80th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2017-13070?

CVE-2017-13070 affects Qnap Qsync. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2017-13070?

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-2017-13070 published?

CVE-2017-13070 was published on 2017-12-11 and last updated on 2026-06-17.

CVE-2017-13070

CVE-2017-13070 is a high-severity vulnerability in Qnap Qsync with a CVSS 3.x base score of 7.8. 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-426.

Key facts

Severity: High (CVSS 3.x base score 7.8)
CVSS v2: 9.3
EPSS exploit prediction: 2% (80th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-426
Affected product: Qnap Qsync
Published: 2017-12-11
Last modified: 2026-06-17

Description

A DLL Hijacking vulnerability in QNAP Qsync for Windows (exe) version 4.2.2.0724 and earlier could allow remote attackers to execute arbitrary code on Windows machines.

Frequently asked questions

What is CVE-2017-13070?: A DLL Hijacking vulnerability in QNAP Qsync for Windows (exe) version 4.2.2.0724 and earlier could allow remote attackers to execute arbitrary code on Windows machines.
How severe is CVE-2017-13070?: CVE-2017-13070 has a CVSS 3.x base score of 7.8, rated high severity. It is exploitable over local access with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2017-13070 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (80th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2017-13070?: CVE-2017-13070 affects Qnap Qsync. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2017-13070?: 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-2017-13070 published?: CVE-2017-13070 was published on 2017-12-11 and last updated on 2026-06-17.

References

https://www.qnap.com/zh-tw/security-advisory/nas-201712-08

Affected products (1)

cpe:2.3:a:qnap:qsync:*:*:*:*:*:windows:*:*

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