Strix
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CVE-2017-11156

UnknownEPSS 2.21%

Last modified

CVE-2017-11156 is a vulnerability of currently unknown severity. Synology Download Station 3.8.x before 3.8.5-3475 and 3.x before 3.5-2984 uses weak permissions (0777) for ui/dlm/btsearch directory, which allows remote authenticated users to execute arbitrary code by uploading an executable via unspecified vectors.. EPSS estimates a 2.21% chance of exploitation in the next 30 days.

Description

Synology Download Station 3.8.x before 3.8.5-3475 and 3.x before 3.5-2984 uses weak permissions (0777) for ui/dlm/btsearch directory, which allows remote authenticated users to execute arbitrary code by uploading an executable via unspecified vectors.

Metrics

EPSS Probability
2.21%

80.3th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

VendorProductVersions
SynologyDownload Station3.2-2295
SynologyDownload Station3.3-2382
SynologyDownload Station3.3-2383
SynologyDownload Station3.3-2386
SynologyDownload Station3.4-2477
SynologyDownload Station3.4-2478
SynologyDownload Station3.4-2480
SynologyDownload Station3.4-2485
SynologyDownload Station3.4-2486
SynologyDownload Station3.4-2489
SynologyDownload Station3.4-2490
SynologyDownload Station3.4-2514
SynologyDownload Station3.4-2555
SynologyDownload Station3.4-2557
SynologyDownload Station3.4-2558
SynologyDownload Station3.5-2638
SynologyDownload Station3.5-2705
SynologyDownload Station3.5-2706
SynologyDownload Station3.5-2955
SynologyDownload Station3.5-2956
SynologyDownload Station3.5-2962
SynologyDownload Station3.5-2963
SynologyDownload Station3.5-2967
SynologyDownload Station3.5-2968
SynologyDownload Station3.5-2970
SynologyDownload Station3.5-2973
SynologyDownload Station3.5-2980
SynologyDownload Station3.5-2982
SynologyDownload Station3.8.0-3416
SynologyDownload Station3.8.1-3420
SynologyDownload Station3.8.2-3455
SynologyDownload Station3.8.3-3458
SynologyDownload Station3.8.4-3468

References

Timeline

Published
Last Modified
Status
Modified

Frequently Asked Questions

What is CVE-2017-11156?
Synology Download Station 3.8.x before 3.8.5-3475 and 3.x before 3.5-2984 uses weak permissions (0777) for ui/dlm/btsearch directory, which allows remote authenticated users to execute arbitrary code by uploading an executable via unspecified vectors.
How severe is CVE-2017-11156?
Severity scoring for CVE-2017-11156 is pending analysis. The EPSS model estimates a 2.21% probability of exploitation in the next 30 days.
How do I fix CVE-2017-11156?
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-2017-11156?

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

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Source: NVD / NIST