CVE-2018-0706

Public exploit available. Not confirmed exploited in the wild yet. A vendor fix is available.

CVSS 3.08.8High EPSS percentile99th48% chance in 30 days CISA KEVNot listedNo confirmed exploitation
Public exploit: 6 sources FixVendor fixNo build named by the sources

Published 2018-07-16Updated 2024-11-21Sources: CVE.org, NVD

NVD CVE.org

What to do

The vendor has published a fix. Version details are below where the sources state them.

QNAP Q'center Virtual ApplianceAffected: 1.7.1063 and earlierUpgrade to: not statedStated by: CVE record
Qnap Q\'centerAffected: ≤ 1.7.1063Upgrade to: after 1.7.1063Stated by: NVD

Versions as the sources state them. Full version matrix after sign-in

Steps

Written by AI from the record

Check which QNAP Q'center Virtual Appliance version you are running and confirm whether it is 1.7.1063 or earlier.
If you are on 1.7.1063 or earlier, upgrade Q'center to the fixed version specified by QNAP in the security advisory NAS-201807-10.
After upgrading, verify Q'center shows the updated version and review access to sensitive areas for unusual authenticated logins.

Vendor advisory Some work to apply

Check it yourselfA free OpenVAS check exists for this CVE. Run it against your hosts.Is your organisation exposed?Request an assessment to establish which checks fit your systems.

What it is

From the CVE record

Exposure of Private Information in QNAP Q'center Virtual Appliance version 1.7.1063 and earlier could allow authenticated users to access sensitive information.

In plain language

Written by AI from the record

QNAP Q'center Virtual Appliance versions 1.7.1063 and earlier can leak private data to someone who is already logged in, so small businesses should update to the fixed release.

In QNAP Q'center (Virtual Appliance) versions 1.7.1063 and earlier, authenticated users can access sensitive private information due to an information exposure flaw, and public exploits are available.

If you're affected

Customer and business data exposure
Sensitive information leakage
Privacy and compliance risk
Operational disruption from incident

What is it

Think of Q'center like a company control room for managing parts of your QNAP environment. This issue lets a logged-in user read sensitive private information they shouldn’t be able to see. If an attacker already has valid access (even low-privilege), they may be able to pull data they can use for further harm or to cause compliance problems.

Who is affected

This matters if you run QNAP Q'center Virtual Appliance (the virtual appliance version) and it is at version 1.7.1063 or earlier. The weakness requires an authenticated user, so it’s not mainly about random strangers hitting your server; it’s about someone who can sign in. Treat it as a risk if an attacker (or an overly-permissioned staff account) can reach Q'center and log in successfully.

How urgent is it

This is an AMBER issue because there is a publicly available exploit, meaning attackers can more easily turn the flaw into real data theft. It also involves sensitive information exposure, so the impact can be serious if a malicious or compromised account already has access.

What to do — in detail

Confirm exposure in your environment
- Log into Q'center and locate the running version for Q'center Virtual Appliance.
- Determine whether the version is 1.7.1063 or earlier.
Upgrade to the fixed release
- Use QNAP’s remediation from security advisory NAS-201807-10.
- Upgrade to the version listed in that advisory as fixed for Q'center Virtual Appliance.
- If you have multiple Q'center nodes/environments, patch them all and avoid leaving any older instance online.
Validate after the update
- Confirm the Q'center version displayed in the admin interface is now the fixed release.
- Check for any unusual authenticated activity around the timeframe before the upgrade (for example, logins by accounts that should not access sensitive areas).
If you cannot patch immediately
- Reduce the risk by limiting which accounts can log into Q'center.
- Review permissions so that only necessary users have access, and promptly disable any accounts that are not required.
- Monitor login activity closely for unexpected users or changes in typical login behavior.
Ongoing monitoring
- After patching, keep an eye on authenticated access patterns in Q'center and any related logs that show access to sensitive functions or pages.

Technical context

CVE-2018-0706 is an information exposure issue affecting QNAP Q'center Virtual Appliance up to version 1.7.1063. The public exploit availability (multiple known exploit items) indicates practical weaponization is possible. The weakness is triggered in the context of authenticated access, meaning an attacker needs valid credentials (or access to a user account) to reach the portion of Q'center that exposes sensitive information. KEV (CISA Known Exploited Vulnerabilities) listing is not present for this CVE, so exploitation-as-verified-by-CISA is not indicated by the provided findings, but the presence of public exploits raises the real-world risk.

This is a general assessment based on public vulnerability data. It does not account for your specific infrastructure — when in doubt, consult a security specialist.

Exploitation

Where each signal puts this CVE on the scale from published to confirmed exploited.

EPSS99th

Public exploit

CISA KEV

Not in the catalog. CISA has not confirmed exploitation.

Public exploits

6 sources with a proof of concept or module.

Exploit links, PoCs and Metasploit modules after sign-in

EPSS

48% chance of exploitation activity in the next 30 days, which ranks it in the 99th percentile of scored CVEs.

Exploit Prediction Scoring System, FIRST.org. A probability, not a confirmation.

Lifecycle

The patch came 471 days before any public exploit.

2026-09-23EPSS band changehigh → moderateepss band change
2026-09-21EPSS band changemoderate → highepss band change
2026-09-06EPSS band changehigh → moderateepss band change
2026-09-05EPSS band changemoderate → highepss band change
2026-08-31EPSS band changehigh → moderateepss band change
2026-08-29EPSS band changemoderate → high

Affected products

QNAPcommercial · TWaka qnap systems
- q\'centerHardware Firmware
- Q'center Virtual ApplianceHardware Firmware

Technical detail

CVSS 3.0 vector

Open in the CVSS calculator

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

Scored 8.8 by NVD.

How it is reached

Attack Vector NetworkExploitable remotely over the network without any special conditions
Attack Complexity LowNo special conditions — the attack can be reliably reproduced
Privileges Required LowRequires basic user-level privileges
User Interaction NoneNo user interaction needed — fully automated exploitation

Scope

Scope UnchangedImpact is limited to the vulnerable component itself

Impact if exploited

Confidentiality HighTotal information disclosure — all data in the component is compromised
Integrity HighTotal loss of integrity — attacker can modify any data in the component
Availability HighTotal denial of service — the component is completely unavailable

Weaknesses

NVD-CWE-noinfoNo name in the record

Sources

References in the record

And 4 more references. See all after sign-in

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