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CVE-2017-7638

20
FAUCET Score

CVE-2017-7638 describes an authentication bypass vulnerability in the QNAP NAS Media Streaming add-on, affecting versions 421.1.0.2, 430.1.2.0, and earlier. This medium-severity vulnerability (CVSS 6.5) allows unauthenticated attackers to remotely modify Media Streaming settings and potentially leak sensitive NAS information. Despite its potential impact, there is no evidence of active exploitation, publicly available exploit code, or significant community discussion surrounding this CVE.

Impacted Technologies

VendorProductVersion(s)CPE
<= 430.1.2.0CPE matchmatch criteria
cpe:2.3:a:qnap:media_streaming_add-on:*:*:*:*:*:*:*:*
<= 421.1.0.2CPE matchmatch criteria
cpe:2.3:a:qnap:media_streaming_add-on:*:*:*:*:*:*:*:*

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
0.68%
Probability of exploitation in next 30 days
EPSS Percentile
48.7%
Percentile rank of EPSS score among Peer Group
As of 2026-07-24
Model: v2026.06.15
This CVE's current EPSS score of 0.0068 is in the 31st percentile among its peer group of 23,684 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

qnap.com / zh-tw/security-advisory/nas-201803-08
Vendor Advisory