In PHP versions 7.2.x below 7.2.26, 7.3.x below 7.3.13 and 7.4.0 on Windows, PHP link() function accepts filenames with embedded 0 byte and treats them as terminating at that byte. This could lead to security vulnerabilities, e.g. in applications checking paths that the code is allowed to access.
| Name | Vendor | Start Version | End Version |
|---|---|---|---|
| Php | Php | 7.2.0 (including) | 7.2.26 (including) |
| Php | Php | 7.3.0 (including) | 7.3.13 (including) |
| Php | Php | 7.4.0 (including) | 7.4.0 (including) |
| Php5 | Ubuntu | trusty | * |