How severe is CVE-2017-16767?

CVE-2017-16767 has a CVSS 3.x base score of 5.4, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and user interaction. Impact on confidentiality is low, integrity low, and availability none.

Is CVE-2017-16767 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (60th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2017-16767?

CVE-2017-16767 affects Synology Surveillance Station. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2017-16767?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2017-16767 published?

CVE-2017-16767 was published on 2018-02-27 and last updated on 2026-06-17.

CVE-2017-16767

CVE-2017-16767 is a medium-severity vulnerability in Synology Surveillance Station with a CVSS 3.x base score of 5.4. 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-79.

Key facts

Severity: Medium (CVSS 3.x base score 5.4)
CVSS v2: 3.5
EPSS exploit prediction: 1% (60th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-79
Affected product: Synology Surveillance Station
Published: 2018-02-27
Last modified: 2026-06-17

Description

Cross-site scripting (XSS) vulnerability in User Profile in Synology Surveillance Station before 8.1.2-5469 allows remote authenticated users to inject arbitrary web script or HTML via the userDesc parameter.

Frequently asked questions

What is CVE-2017-16767?: Cross-site scripting (XSS) vulnerability in User Profile in Synology Surveillance Station before 8.1.2-5469 allows remote authenticated users to inject arbitrary web script or HTML via the userDesc parameter.
How severe is CVE-2017-16767?: CVE-2017-16767 has a CVSS 3.x base score of 5.4, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and user interaction. Impact on confidentiality is low, integrity low, and availability none.
Is CVE-2017-16767 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (60th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2017-16767?: CVE-2017-16767 affects Synology Surveillance Station. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2017-16767?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2017-16767 published?: CVE-2017-16767 was published on 2018-02-27 and last updated on 2026-06-17.

References

https://www.synology.com/en-global/support/security/Synology_SA_17_77

Affected products (1)

cpe:2.3:a:synology:surveillance_station:*:*:*:*:*:*:*:*

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