What’s Vulnerable › Vulnerabilities

CVE-2019-7229

• Severity: high (CVSS 8.3 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 1.1% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2019-06-24 · updated 2026-06-17
• Weakness: CWE-494

Description

The ABB CP635 HMI uses two different transmission methods to upgrade its firmware and its software components: "Utilization of USB/SD Card to flash the device" and "Remote provisioning process via ABB Panel Builder 600 over FTP." Neither of these transmission methods implements any form of encryption or authenticity checks against the new firmware HMI software binary files.

Affected products

• ABB Board Support Package Un31: before 2.31 — fixed in 2.31
• ABB Cp620-Web Firmware: before 2.8.0.424 — fixed in 2.8.0.424
• ABB Cp620 Firmware: before 2.8.0.424 — fixed in 2.8.0.424
• ABB Cp630-Web Firmware: before 2.8.0.424 — fixed in 2.8.0.424
• ABB Cp630 Firmware: before 2.0.8.424 — fixed in 2.0.8.424
• ABB Cp635-B Firmware: before 2.8.0.424 — fixed in 2.8.0.424
• ABB Cp635-Web Firmware: before 2.8.0.424 — fixed in 2.8.0.424
• ABB Cp635 Firmware: before 2.8.0.424 — fixed in 2.8.0.424

How to fix

Upgrade to a fixed version: ABB Board Support Package Un31 2.31; ABB Cp620-Web Firmware 2.8.0.424; ABB Cp620 Firmware 2.8.0.424; ABB Cp630-Web Firmware 2.8.0.424; ABB Cp630 Firmware 2.0.8.424; ABB Cp635-B Firmware 2.8.0.424; ABB Cp635-Web Firmware 2.8.0.424; ABB Cp635 Firmware 2.8.0.424. Check the vendor advisory for mitigations.

References

• http://packetstormsecurity.com/files/153387/ABB-HMI-Missing-Signature-Verification.html
• http://seclists.org/fulldisclosure/2019/Jun/34
• http://seclists.org/fulldisclosure/2019/Jun/34
• http://seclists.org/fulldisclosure/2019/Jun/34
• http://seclists.org/fulldisclosure/2019/Jun/34
• https://search.abb.com/library/Download.aspx?DocumentID=3ADR010376&LanguageCode=en&DocumentPartId=&Action=Launch
• https://search.abb.com/library/Download.aspx?DocumentID=3ADR010402&LanguageCode=en&DocumentPartId=&Action=Launch
• https://www.darkmatter.ae/xen1thlabs/abb-hmi-absence-of-signature-verification-vulnerability-xl-19-005/
• http://packetstormsecurity.com/files/153387/ABB-HMI-Missing-Signature-Verification.html
• http://seclists.org/fulldisclosure/2019/Jun/34
• http://seclists.org/fulldisclosure/2019/Jun/34
• http://seclists.org/fulldisclosure/2019/Jun/34

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