CVE-2017-11157

Name: CVE-2017-11157
Creator: NVD / NIST
Published: 2017-08-30T20:29:00.257+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

UnknownEPSS 0.44%

Last modified Jun 17, 2026

CVE-2017-11157 is a vulnerability of currently unknown severity. Multiple untrusted search path vulnerabilities in the installer in Synology Cloud Station Backup before 4.2.5-4396 on Windows allow local attackers to execute arbitrary code and conduct DLL hijacking attacks via a Trojan horse (1) shfolder.dll, (2) ntmarta.dll, (3) secur32.dll or (4) dwmapi.dll file in the current working directory.. EPSS estimates a 0.44% chance of exploitation in the next 30 days.

Description

Multiple untrusted search path vulnerabilities in the installer in Synology Cloud Station Backup before 4.2.5-4396 on Windows allow local attackers to execute arbitrary code and conduct DLL hijacking attacks via a Trojan horse (1) shfolder.dll, (2) ntmarta.dll, (3) secur32.dll or (4) dwmapi.dll file in the current working directory.

Metrics

EPSS Probability

0.44%

35.4th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-426

Affected Software

Vendor	Product	Versions
Synology	Cloud Station Backup	<= 4.2.4-4393

References

Timeline

Published: Aug 30, 2017
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2017-11157?

How severe is CVE-2017-11157?

Severity scoring for CVE-2017-11157 is pending analysis. The EPSS model estimates a 0.44% probability of exploitation in the next 30 days.

How do I fix CVE-2017-11157?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2017-11157?

Run a free Strix scan to check your systems for this vulnerability.

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Source: NVD / NIST