Trending
CVE-2018-19949

CVE detail

CVE-2018-19949

If exploited, this command injection vulnerability could allow remote attackers to run arbitrary commands. QNAP has already fixed the issue in the following QTS versions. QTS 4.4.2.1231 on build 20200302; QTS 4.4.1.1201 on build 20200130; QTS 4.3.6.1218 on build 20200214; QTS 4.3.4.1190 on build 20200107; QTS 4.3.3.1161 on build 20200109; QTS 4.2.6 on build 20200109.

CVSS 9.8 · CriticalBuzz score 46.0KEV listed

Buzz score

Why this CVE is surfacing

Buzz score total 46.0

This all-time snapshot uses the same composite formula as Trending across a 30-year evidence window, rather than a current rolling window.

Buzz score components · mention 11.0 · diversity 10.0 · KEV 25.0 · OTX 0.0 · PoC 0.0

Mention score

11.0

2 evidence mentions in the snapshot

Diversity score

10.0

2 sources across 2 categories

KEV score

25.0

Known exploited vulnerability present

OTX score

0.0

0 OTX pulses

PoC score

0.0

0 repos · best confidence N/A

Best PoC traction

Maximum stars on a matched PoC repo

Why it matters now

Mention timeline

Total mentions: 0; within the 30d window
Peak daily: 0; highest bucket

Evidence

Source links by recency

Newest mentions first

2 source links · newest first

https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2018-19949www.cisa.gov
No excerpt available.
Exploitwww.cisa.govOct 28, 2020, 6:15 PM
https://www.qnap.com/zh-tw/security-advisory/qsa-20-01www.qnap.com
No excerpt available.
Vendor Advisorywww.qnap.comOct 28, 2020, 6:15 PM

Exploit code

Public exploit repository references

Public PoC repositories are third-party, potentially unsafe artifacts. Treat their code as untrusted and use it only on authorized systems in an isolated, least-privilege environment. cvebuzz does not execute the code or verify that an exploit works.

0 repository references · best confidence N/A · max 0 stars

No public PoC repositories have been matched yet.

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External lookup

Potential internet exposure

Potential exposure only — not proof of vulnerability.Shodan results indicate potentially internet-exposed products, not confirmed vulnerable systems. They do not confirm that any returned system is vulnerable to CVE-2018-19949.

Product-level CPE searches intentionally omit version fields and NVD version-range or configuration certainty. Verify the exact product version and configuration independently.

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Product CPE queries

Derived from this CVE's existing NVD CPE 2.3 records; the application, operating-system, or hardware part is retained.

cpe:2.3:o:qnap:qtsSearch this product on Shodan

Exact CVE query

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vuln:CVE-2018-19949Search this CVE on Shodan

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Metadata

Canonical fields

NVD status

Analyzed

Published

Oct 28, 2020

Modified

Aug 13, 2026

Official record

Authoritative NVD record

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

CWE IDs

Vendor classifications

How this vector reads

CVSS 3.1 base metrics decoded below. This explanation does not recalculate or change the NVD score.

Attack Vector (AV): Network. The vulnerable system can be reached across network boundaries.
Attack Complexity (AC): Low. No special conditions beyond the attacker-controlled steps are required.
Privileges Required (PR): None. The attacker needs no privileges on the vulnerable system.
User Interaction (UI): None. Exploitation does not require another user to act.
Scope (S): Unchanged. Impacts remain within the vulnerable security authority.
Confidentiality Impact (C): High. There is a total or serious impact to this security property.
Integrity Impact (I): High. There is a total or serious impact to this security property.
Availability Impact (A): High. There is a total or serious impact to this security property.

Signals

Exploitation indicators

1 stored signals · KEV present · 0 OTX pulses

KEVKEV
- cwes: CWE-20,CWE-77,CWE-78
- dueDate: 2022-06-14
- knownRansomwareCampaignUse: Known
- notes: https://nvd.nist.gov/vuln/detail/CVE-2018-19949
- product: Network Attached Storage (NAS)
- requiredAction: Apply updates per vendor instructions.
- shortDescription: A command injection vulnerability affecting QNAP NAS File Station could allow remote attackers to run commands.
- vendorProject: QNAP
- vulnerabilityName: QNAP NAS File Station Command Injection Vulnerability
Observed May 24, 2022, 12:00 AM