CVE-2017-16772

Severity: high (CVSS 8.8 v3.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 3.2% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2018-03-22 · updated 2026-06-17
Weakness: CWE-434

Description

Improper input validation vulnerability in SYNOPHOTO_Flickr_MultiUpload in Synology Photo Station before 6.8.3-3463 and before 6.3-2971 allows remote authenticated users to execute arbitrary codes via the prog_id parameter.

Affected products

Synology Photo Station: from 6.8 before 6.8.3-3463; from 6.3 before 6.3-2971 — fixed in 6.3-2971, 6.8.3-3463

How to fix

Upgrade to a fixed version: Synology Photo Station 6.3-2971, 6.8.3-3463. Check the vendor advisory for mitigations.

References

https://www.synology.com/en-global/support/security/Synology_SA_18_02
https://www.synology.com/en-global/support/security/Synology_SA_18_02

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