CVE-2024-43022Public exploitNetwork attack vector

Arbitrary file read via downloader path traversal

Published Aug 21, 2024 · Updated Aug 21, 2024

Path traversal in TOSEI Online Store Management System 4.02 through 4.04 allows remote attackers to read arbitrary server files. The downloader.php endpoint accepts ../ sequences in the file GET parameter and returns the referenced server-side file. No authentication or user interaction is required, and disclosed testing retrieved /etc/passwd; the published impact is limited to confidentiality.

CVSS severity7.5
High
EPSS probability0.90%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
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Summary

What happened

Path traversal in TOSEI Online Store Management System 4.02 through 4.04 allows remote attackers to read arbitrary server files. The downloader.php endpoint accepts ../ sequences in the file GET parameter and returns the referenced server-side file. No authentication or user interaction is required, and disclosed testing retrieved /etc/passwd; the published impact is limited to confidentiality.

The record

CVE
CVE-2024-43022
Published
Aug 21, 2024
Updated
Aug 21, 2024
Vendor
TOSEI Corporation
Product
Online Store Management System
Classifications
CWE-22, T1190, T1005
Attack vector
network
Privileges
unauthenticated

Timeline

How it unfolded

  1. Aug 21, 2024CVE publishedPublication date reported by the CVE source.
  2. Aug 21, 2024Record updatedLatest update available in the CVE record.

Exploitability

Present is not the same as exploitable

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Is a vulnerable build present?

Compare these published version ranges with your installed build and any vendor patches.

  1. Affected versionversion=4.02
  2. Affected versionversion=4.03
  3. Affected versionversion=4.04

What conditions does exploitation require?

Attack vectornetwork
Required privilegesunauthenticated

What is affected?

TOSEI Corporation · Online Store Management Systemversion=4.02; version=4.03; version=4.04

Published CVSS scores

7.5CISA-ADPCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

CVSS describes severity. EPSS estimates exploitation probability.

Attacks

What attackers are doing with it

Daily unique IPs observed by Shadowserver honeypots for known exploited vulnerabilities (KEVs). Missing observations do not establish an absence of attacks.

Daily unique IPsNo honeypot observations are available for this CVE in the selected window.

No observations available

Sep 10, 2026Sep 16, 2026
Latest reporting daySep 16, 2026
Latest daily unique IPsUnavailable
Prior 30-day averageUnavailable
SourceShadowserver honeypots (KEV)
Vectornetwork
Privilegesunauthenticated
Known exploitationUnconfirmed
Public exploitPublished

Weakness, pattern, technique

CWE-22Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')
T1190Exploit Public-Facing Application
T1005Data from Local System

Public exploit references

Labels summarize the accepted research assessment. They do not indicate a test against your environment.

Technologies

Your stack

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Your stack

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