How severe is CVE-2017-16772?

CVE-2017-16772 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-2017-16772 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 3% (87th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2017-16772?

CVE-2017-16772 affects Synology Photo Station. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2017-16772?

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-2017-16772 published?

CVE-2017-16772 was published on 2018-03-22 and last updated on 2026-06-17.

CVE-2017-16772

CVE-2017-16772 is a high-severity vulnerability in Synology Photo Station 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-20.

Key facts

Severity: High (CVSS 3.x base score 8.8)
CVSS v2: 6.5
EPSS exploit prediction: 3% (87th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-20
Affected product: Synology Photo Station
Published: 2018-03-22
Last modified: 2026-06-17

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.

Frequently asked questions

What is CVE-2017-16772?: 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.
How severe is CVE-2017-16772?: CVE-2017-16772 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-2017-16772 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 3% (87th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2017-16772?: CVE-2017-16772 affects Synology Photo Station. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2017-16772?: 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-2017-16772 published?: CVE-2017-16772 was published on 2018-03-22 and last updated on 2026-06-17.

References

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

Affected products (1)

cpe:2.3:a:synology:photo_station:*:*:*:*:*:*:*:*

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