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CVE-2017-16766

22
FAUCET Score

CVE-2017-16766 is an improper access control vulnerability in the synodsmnotify component of Synology DiskStation Manager (DSM) versions prior to 6.1.4-15217 and 6.0.3-8754-6. This flaw allows local users to inject arbitrary web script or HTML through the -fn option. With a CVSS score of 6.5 (Medium), it has a low attack complexity and can lead to limited impact on confidentiality and integrity. There is no evidence of active exploitation, public exploit code, or significant community discussion surrounding this vulnerability.

Impacted Technologies

VendorProductVersion(s)CPE
>= 6.0.0, < 6.0.3-8754-6CPE matchmatch criteria
cpe:2.3:a:synology:diskstation_manager:*:*:*:*:*:*:*:*
>= 6.1.0, < 6.1.4-15217CPE matchmatch criteria
cpe:2.3:o:synology:diskstation_manager:*:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.0

6.5MEDIUM

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
LOW
Integrity Impact
LOW
Availability Impact
NONE
Exploitability Score
3.9
Impact Score
2.5
CvssVersion
3.0

Exploit Intelligence

EPSS Score
0.74%
Probability of exploitation in next 30 days
EPSS Percentile
51.0%
Percentile rank of EPSS score among Peer Group
As of 2026-07-28
Model: v2026.06.15
This CVE's current EPSS score of 0.0074 is in the 32nd percentile among its peer group of 23,725 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.0 Mastodon, and 0.4 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.0 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Remediation records are not available for this CVE.

References

synology.com / en-global/support/security/Synology_SA_17_74
Vendor Advisory