What is CVE-2017-7630?

CVE-2017-7630 is a medium-severity vulnerability in QNAP Qts, classified under Information Disclosure. CVSS score: 5.3/10. Published 2018-03-27.

How severe is CVE-2017-7630?

Medium severity. CVSS v3 base score is 5.3 out of 10.

Information disclosure in QNAP Qts

CVE-2017-7630

QNAP QTS 4.2.6 build 20171026, QTS 4.3.3 build 20170727 and earlier allows remote attackers to obtain potentially sensitive information (firmware version and running services) via a request to sysinfoReq.cgi.

Vulnerability class: Information Disclosure

Published 2018-03-27 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 5.3 (Medium). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N.

EPSS exploit prediction

EPSS: 0.010 (62.8th percentile), scored 2026-10-07.

Low probability of exploitation in the next 30 days, but still tracked. 63rd percentile — 62.8% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.010 · newest: 0.010 · change: 0.000

Affected products

QNAP Qts — versions 4.2.6, 4.3.3

Weakness classification (CWE)

CWE-200 — Information Disclosure

References

www.qnap.com/zh-tw/security-advisory/nas-201803-23 (Vendor Advisory)

Frequently asked questions

What is CVE-2017-7630?: CVE-2017-7630 is a medium-severity vulnerability in QNAP Qts, classified under Information Disclosure. CVSS score: 5.3/10. Published 2018-03-27.
How severe is CVE-2017-7630?: Medium severity. CVSS v3 base score is 5.3 out of 10.