Following a PHP vulnerability, the Keihan Holdings website was temporarily taken offline, while Shizuoka Bank also suspended its services. Government agencies are expected to resume service after fix patches are distributed, and the impact overseas is also expanding. International developments, including a reported warning issued by the FBI, have also been reported.
A vulnerability in the programming language PHP reportedly caused the official Keihan Holdings website to be temporarily taken offline, disrupting screen display. Shizuoka Bank's website was similarly affected, with reports that it announced a suspension of services. Companies are preparing to resume service after applying fixes, alongside moves by the PHP development organization that released a corrective patch.
Government agencies are also expected to resume service after applying fixes, and the web services of local governments and public institutions are expected to recover. It has been reported that each organization is considering when to resume service after applying the patch.
The impact is also spreading overseas, and international responses are expected to continue. In addition to the expanding overseas impact, information has emerged that the U.S. Federal Bureau of Investigation (FBI) issued a warning. The effects of the vulnerability are spreading both in Japan and overseas, and companies and institutions will need to monitor further fixes and guidance.