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CVE-2019-7194· NVD / CVE Program· CNA qnap

This external control of file name or path vulnerability allows remote attackers to access or modify system files.

This external control of file name or path vulnerability allows remote attackers to access or modify system files. To fix the vulnerability, QNAP recommend updating Photo Station to their latest versions.

CriticalCVSS 9.8 · v3.1KEVWeaponized No fix recorded
Published
Dec 5, 2019
Updated
Jun 16, 2026
EPSS
83.1% · 100th percentile
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Report tools

JSON

Action score

94

Now

Patch today or shut off access.

CVSS
39 / 40 · 9.8 / 10
CISA KEV
30 / 30 · Listed
EPSS
25 / 30 · 83.1%

CISA SSVC decision

Exploitation
active
Automatable
yes
Technical impact
total

Vulnrichment: CISA's decision-tree inputs.

Actively exploited in the wild

CISA added this to its Known Exploited Vulnerabilities catalog on Jun 8, 2022. That signals real attacks, not theory.

Remediation deadline for government agencies: Jun 22, 2022.

Known to be used in ransomware campaigns.

Affected systems

VendorProduct
qnapphoto station
qnapqts

Affected versions

NVD version ranges (for catalog products). Add the product to your stack with a version and matching uses these.

  • qnap photo stationbefore 6.0.3
  • qnap photo stationbefore 5.7.10
  • qnap photo stationbefore 5.4.9
  • qnap photo stationbefore 5.2.11

Versions reported by the vendor

Affected version ranges reported by the assigning authority (qnap). Independent of NVD's CPE analysis and usually ahead of it.

  • n/a QNAP NAS devices running Photo Station

    • QTS 4.4.1: Photo Station before version 6.0.3, QTS 4.3.4 - QTS 4.4.0: Photo Station before version 5.7.10, QTS 4.3.0 - QTS 4.3.3: Photo Station before version 5.4.9, QTS 4.2.6: Photo Station before veaffected

Same product

qnap: all records

Other highest-scoring records for the same primary product.

  • CVE-2019-7195This external control of file name or path vulnerability allows remote attackers to access or modify system files.KEV
    96Now
  • CVE-2019-7192This improper access control vulnerability allows remote attackers to gain unauthorized access to the system.KEV
    95Now
  • CVE-2022-27593An externally controlled reference to a resource vulnerability has been reported to affect QNAP NAS running Photo Station.KEV
    92Now
  • CVE-2017-20210Photo Station 5.4.1 & 5.2.7 include the security fix for the vulnerability related to the XMR mining programs identified by internal researc
    39Monitor
  • CVE-2021-44057Improper authentication in Photo Station
    39Monitor
  • CVE-2023-47562An OS command injection vulnerability has been reported to affect Photo Station.
    35Monitor

Remediation

Which version to upgrade to

Fix versions compiled from the vendor, package registries and Microsoft. Verify the vendor's note before upgrading.

No fix version is recorded for this entry. Check the references for vendor advisories.

Exploit status

Weaponized

A ready exploit tool or active in-the-wild use is known for this vulnerability. This should be your top priority.

Evidence

  • Metasploit module ×1
  • Nuclei detection template ×1

Noroxi does not host or link to exploit code. Metasploit module names and Nuclei template ids are shown (names, not code); Exploit-DB entries and PoC repositories are given as counts only.

Public exploit evidence
SourceKindDate
Metasploit moduleauxiliary/gather/qnap_lfiQNAP QTS and Photo Station Local File Inclusionauxiliary2019-11-25
Nuclei detection templateNuclei template CVE-2019-7194 —

Research context

For pentesters and researchers: attack profile, score disagreement, timeline, patch commits, credits, variant and chain candidates, bug bounty scope. All derived from existing data; no exploit code.

Timeline

From publication to today: proof of concept, Metasploit module, CISA KEV and fix record. Dates are as reported by the sources.

  1. Metasploit-11 d
  2. Published
  3. CISA KEV+915 d
  4. TodaySep 29, 2026+2490 d
EPSS, last 120 days

FIRST EPSS daily score; only changes of 0.01 or more are recorded (step chart).

Patch and commit links

Commit, PR and diff links among the references. A starting point for patch-diffing and variant hunting; fixes, not exploits.

No commit or PR link among the references.

Credits

All researchers

Finders, reporters and analysts named in the CNA record. Click a name for that researcher’s other records.

No credits in the CNA record.

Variant candidates

Same product, same weakness class, within 18 months. If the patch missed the root cause, the sibling bug is here.

No nightly-computed relations.

Chain candidates

An authentication bypass and a privilege-requiring bug in the same product, published close together: combined they may become an unauthenticated path.

—

Bug bounty scope

No known public program.

Source: bounty-targets-data (public HackerOne, Bugcrowd, Intigriti, YesWeHack listings).

Technical details

Attack conditions

  • Anyone who can reach it over the internet can trigger it.
  • No account or password is required.
  • No user action is required.
  • No special conditions are required; it is repeatable.

If successful

Confidentiality
high · data can be read
Integrity
high · data or configuration can be modified
Availability
high · the service can be disrupted
Attack vector
Network
Attack complexity
Low
Privileges required
None
User interaction
None
Scope
Unchanged
Confidentiality impact
High
Integrity impact
High
Availability impact
High

Weakness class (CWE)

CWE-22 · Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')

CVSS vector

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

nvd-primary

Root cause

A user-supplied file name is joined with the allowed directory, but the result is never checked to confirm it is still inside that directory.

The bug in code

The whole CWE-22 class

A representative example of this vulnerability class. Not the vendor's source code; it shows the faulty pattern and its fix.

Vulnerable

ts
const file = path.join(ROOT, req.query.name);res.sendFile(file);

Fixed

ts
const file = path.resolve(ROOT, req.query.name);if (!file.startsWith(ROOT + path.sep)) {  return res.sendStatus(400);}res.sendFile(file);

Attack context

MITRE CAPEC attack patterns and ATT&CK techniques for this weakness class (CWE). A starting point for detection rules and threat hunting.

ATT&CK techniques

—

Noroxi analysis

No Noroxi analysis for this record yet

We don't hand-write analysis for all 385,000+ vulnerabilities; that wouldn't be honest. For notable, high-impact vulnerabilities our team writes the mechanism, detection and remediation steps.

We use this product, ask for help

Change log

No changes recorded on tracked fields yet. Score, KEV, exploit maturity and fix status changes appear here.

References

Vendor advisories and official records. Exploit/PoC links are deliberately left out.

All records