Yayoi · Yayoi Kokyaku Kanri 17 · CVE-2018-0623
**Name of the Vulnerable Software and Affected Versions**
Yayoi Kaikei 17 Series versions 23.1.1 and earlier
Yayoi Aoiro Shinkoku 17 versions 23.1.1 and earlier
Yayoi Kyuuyo 17 versions 20.1.4 and earlier
Yayoi Kyuuyo Keisan 17 versions 20.1.4 and earlier
Yayoi Hanbai 17 Series versions 20.0.2 and earlier
Yayoi Kokyaku Kanri 17 versions 11.0.2 and earlier
**Description**
The issue 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.
**Recommendations**
For Yayoi Kaikei 17 Series versions 23.1.1 and earlier, consider restricting access to the directory where `msjet49.dll` is loaded until a patch is available.
For Yayoi Aoiro Shinkoku 17 versions 23.1.1 and earlier, consider restricting access to the directory where `msjet49.dll` is loaded until a patch is available.
For Yayoi Kyuuyo 17 versions 20.1.4 and earlier, consider restricting access to the directory where `msjet49.dll` is loaded until a patch is available.
For Yayoi Kyuuyo Keisan 17 versions 20.1.4 and earlier, consider restricting access to the directory where `msjet49.dll` is loaded until a patch is available.
For Yayoi Hanbai 17 Series versions 20.0.2 and earlier, consider restricting access to the directory where `msjet49.dll` is loaded until a patch is available.
For Yayoi Kokyaku Kanri 17 versions 11.0.2 and earlier, consider restricting access to the directory where `msjet49.dll` is loaded until a patch is available.
At the moment, there is no information about a newer version that contains a fix for this vulnerability.