CVE-2026-68953

Received Received - Intake

Authentication Bypass in Industrial Control Device

Publication date: 2026-09-15

Last updated on: 2026-09-15

Assigner: ICS-CERT

Description

The affected products are vulnerable to an authentication bypass that allows unauthenticated remote attackers to disclose sensitive device information, including administrator credentials in plaintext, by sending crafted HTTP(S) requests.

CVSS Scores

EPSS Scores

Probability:
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Meta Information

Published

2026-09-15

Last Modified

2026-09-15

Generated

2026-10-06

AI Q&A

2026-09-16

EPSS Evaluated

2026-10-04

NVD

CVE-2026-68953

EUVD

EUVD-2026-79944

Affected Vendors & Products

Currently, no data is known.

Helpful Resources

Exploitability

CWE

KEV

CWE ID	Description
CWE-306	The product does not perform any authentication for functionality that requires a provable user identity or consumes a significant amount of resources.

Attack-Flow Graph

Executive Summary

This vulnerability is an authentication bypass flaw that allows unauthenticated remote attackers to access sensitive device information by sending specially crafted HTTP(S) requests. It enables disclosure of sensitive data, including administrator credentials in plaintext.

Detection Guidance

Detecting this vulnerability requires monitoring for unauthenticated HTTP(S) requests that may expose sensitive device information. Use network scanning tools like Nmap to check for open ports and unusual HTTP(S) traffic patterns. Inspect web server logs for requests without valid authentication headers or unexpected plaintext credential disclosures.

Impact Analysis

An attacker could exploit this to gain unauthorized access to device settings, steal credentials, or extract sensitive information. This may lead to further attacks, data breaches, or unauthorized control of affected systems.

Compliance Impact

This vulnerability could lead to unauthorized access and exposure of sensitive data, violating confidentiality requirements in GDPR and HIPAA. Organizations may face legal penalties, fines, or reputational damage due to non-compliance.

Mitigation Strategies

Immediately restrict access to the affected device's HTTP(S) interface via network segmentation or firewall rules. Disable unauthenticated access if possible and enforce strong authentication mechanisms. Monitor for suspicious activity and apply vendor patches or updates as soon as they become available.

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