CVE-2018-0623: Yayoi-Kk Aoiro Shinkoku

High severity, CVSS 7.8. EPSS: 1% chance of exploitation in the next 30 days.

Untrusted search path vulnerability in Multiple Yayoi 17 Series products (Yayoi Kaikei 17 Series Ver.23.1.1 and earlier, Yayoi Aoiro Shinkoku 17 Ver.23.1.1 and earlier, Yayoi Kyuuyo 17 Ver.20.1.4 and earlier, Yayoi Kyuuyo Keisan 17 Ver.20.1.4 and earlier, Yayoi Hanbai 17 Series Ver. 20.0.2 and earlier, and Yayoi Kokyaku Kanri 17 Ver.11.0.2 and earlier) allows an attacker to gain privileges via a Trojan horse DLL in an unspecified directory. This flaw exists within the handling of msjet49.dll loaded by the vulnerable products.

Affected products

• Yayoi-Kk Aoiro Shinkoku: up to and including 23.1.1
• Yayoi-Kk Hanbai: up to and including 20.0.2
• Yayoi-Kk Kaikei: up to and including 23.1.1
• Yayoi-Kk Kokyaku Kanri: up to and including 11.0.2
• Yayoi-Kk Kyuuyo: up to and including 20.1.4
• Yayoi-Kk Kyuuyo Keisan: up to and including 20.1.4

Published 2018-09-07. Last modified 2026-06-17.