CVE-2026-82768
Received Received - Intake

Path Traversal Vulnerability in SGA1000

Publication date: 2026-09-14

Last updated on: 2026-09-14

Assigner: JPCERT/CC

Description
Path traversal vulnerability exists in SGA1000. If this vulnerability is exploited, arbitrary files on the server may be viewed and/or altered by an attacker who can access the product via FTP.

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Meta Information

Published
2026-09-14
Last Modified
2026-09-14
Generated
2026-10-04
AI Q&A
2026-09-14
EPSS Evaluated
2026-10-03
NVD
CVE-2026-82768
EUVD
EUVD-2026-77222

Affected Vendors & Products

Showing 6 associated CPEs
Vendor Product Version / Range
contec fx5000 to 1.12.00 (exc)
contec fx4000 to 1.12.00 (exc)
contec fx3000 to 1.14.00 (exc)
contec sga1000 to 1.02 (exc)
contec rp-wah-sr_series to 1.02 (exc)
contec ec1000_series to 1.02 (exc)

Helpful Resources

Exploitability

CWE
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KEV
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CWE ID Description
CWE-23 The product uses external input to construct a pathname that should be within a restricted directory, but it does not properly neutralize sequences such as ".." that can resolve to a location that is outside of that directory.

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Executive Summary

This is a path traversal vulnerability in SGA1000. It allows an attacker with FTP access to view or modify arbitrary files on the server by exploiting improper file path validation.

Detection Guidance

To detect this vulnerability, check if the SGA1000 device is accessible via FTP. Verify if arbitrary file access is possible by attempting to traverse directories using FTP commands like 'CWD ../' or similar path traversal sequences.

Impact Analysis

An attacker could read sensitive files like configuration files or user data, or alter critical system files, leading to data breaches, system compromise, or service disruption.

Compliance Impact

This vulnerability could lead to unauthorized access to personal or sensitive data, violating GDPR and HIPAA requirements for data protection and access controls.

Mitigation Strategies

Immediately disable FTP access to the SGA1000 device if not required. If FTP is necessary, restrict access to trusted IPs and implement strong authentication. Update the device firmware if a patch is available to address the path traversal issue.

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