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Notification of vulnerabilities in the PostScript interpreter...
05.02.2024

Notification of vulnerabilities in the PostScript interpreter and an input validation vulnerability in the SE Menu towards Ricoh products

Ricoh has identified vulnerabilities in the PostScript interpreter(CVE-2023-50734, CVE-2023-50735, CVE-2023-50736) and an input validation vulnerability in the SE Menu(CVE-2023-50737) towards Ricoh printers.
 
List 1 below shows the affected printers. Ricoh offers measures detailed in the hyperlinked pages in the list.
 
CVE-2023-50734：Buffer overflow vulnerability in PostScript interpreter that can be leveraged by an attacker to execute arbitrary code.
CVE-2023-50735：Heap corruption vulnerability in PostScript interpreter that can be leveraged by an attacker to execute arbitrary code.
CVE-2023-50736：Memory corruption vulnerability in PostScript interpreter that can be leveraged by an attacker to execute arbitrary code.
CVE-2023-50737：Vulnerability in one of the SE menu routines can be leveraged by an attacker to execute arbitrary code.

List1:Ricoh products and services affected by this vulnerability

Product/serviceLink to details
M C240FWAffected. For details, please refer to the following URL.
https://www.ricoh.com/products/security/vulnerabilities/adv?id=ricoh-prod000067-2024-000001
P C200WAffected. For details, please refer to the following URL.
https://www.ricoh.com/products/security/vulnerabilities/adv?id=ricoh-prod000065-2024-000001

 

Please contact your local Ricoh representative or dealer if you have any queries.

| About Ricoh |

Ricoh is a global integrator in workplace transformation, operating in approximately 200 countries and regions and headquartered in Tokyo. Supporting customers’ value creation, Ricoh offers workplace services and solutions that empower organisations to work smarter through advanced technologies, including AI— together with long-standing expertise rooted in printing. Ricoh also operates commercial and industrial printing businesses and delivers new solutions leveraging inkjet technology. In the financial year ended March 2026, Ricoh Group had worldwide sales of 2,608 billion yen (approx. 16.4 billion USD).

For 90 years since our founding, Ricoh has upheld its mission and vision of empowering individuals to find Fulfillment through Work—and that commitment continues today. By understanding and transforming how people work, we unleash their potential and creativity to realise a sustainable future.

For further information, please visit www.ricoh.com