<p><a href="https://github.com/cisagov/CSAF/blob/develop/csaf_files/OT/white/2026/icsa-26-148-04.json"><strong>View CSAF</strong></a></p> <h2>Summary</h2> <p><strong>ABB is aware of vulnerabilities in the product versions listed as affected in the advisory. An attacker who successfully exploited this vulnerability could gain physical, unauthorized access to a Building where the product is installed</strong></p> <p>The following versions of ABB Busch-Welcome 2 Wire Door Opener Actuator are affected:</p> <ul> <li>Switch Actuator 4 DU vers:all/* </li> <li>Switch actuator, door/light 4 DU vers:all/* </li> </ul> <div class="csaf-table"> <table class="tablesaw tablesaw-stack" data-tablesaw-mode="stack" data-tablesaw-minimap> <thead> <tr> <th role="columnheader" data-tablesaw-priority="persist">CVSS</th> <th role="columnheader">Vendor</th> <th role="columnheader">Equipment</th> <th role="columnheader">Vulnerabilities</th> </tr> </thead> <tbody> <tr> <td>v3 6.8</td> <td>ABB</td> <td>ABB Busch-Welcome 2 Wire Door Opener Actuator</td> <td>Active Debug Code</td> </tr> </tbody> </table> </div> <h3>Background</h3> <ul> <li><strong>Critical Infrastructure Sectors: </strong>Commercial Facilities</li> <li><strong>Countries/Areas Deployed: </strong>Worldwide</li> <li><strong>Company Headquarters Location: </strong>Switzerland</li> </ul> <hr> <h2>Vulnerabilities</h2> <div class="csaf-accordion"> <p><a class="csaf-accordion-toggle-all" href="#">Expand All +</a></p> <div class="csaf-accordion-item"> <h3><a class="csaf-accordion-toggle" href="#">CVE-2025-7705</a></h3> <div class="csaf-accordion-content"> <p>Authentication bypass due to compatibility mode enabled by default</p> <p><a href="https://www.cve.org/CVERecord?id=CVE-2025-7705">View CVE Details</a></p> <hr> <h4>Affected Products</h4> <h5>ABB Busch-Welcome 2 Wire Door Opener Actuator</h5> <div class="ics-vendor-version-status"> <div class="ics-vendor"><strong>Vendor:</strong><br>ABB</div> <div class="ics-version"><strong>Product
CRITICAL
advisories
ABB Busch-Welcome 2 Wire Door Opener Actuator
CyberHawk Threat Intel — IOC Scanner, Live IOC Feed (3.6M+ indicators), Infostealer Intelligence, Threat Map, MISP Feeds, GitHub Arsenal, Courses and more. Free to join.
Register Free →
Source Attribution
This intelligence summary is sourced from CISA Advisories and curated by CyberHawk Threat Intel for the security community. Read the complete article at the source link.
Read original at CISA Advisories →
This intelligence summary is sourced from CISA Advisories and curated by CyberHawk Threat Intel for the security community. Read the complete article at the source link.
Read original at CISA Advisories →
Accelerate Your Security Operations
CyberHawk Threat Intel is a complete Cyber Intelligence Platform — one place for every tool a security professional needs. Built by Rudra Verma, Senior Security Architect at CyberHawk Consultancy.
IOC Scanner — scan any domain, IP, hash, URL
Live IOC Feed — 3.6M+ indicators, filterable
Infostealer Intelligence — live compromised creds
Live Threat Map — real-time global attack vectors
MISP Threat Feeds — CIRCL, Feodo, Botvrij, more
GitHub Arsenal — curated security tools and scripts
Security Blog — CVE advisories and threat research
Video Courses — cybersecurity training and education
SOPs and Playbooks — SecOps procedures
Analyst Library — references and toolkits
Scan Reports — historical threat intelligence
Cyber News — this feed, aggregated in-platform