CVE-2021-32706 — (Authenticated) Remote Code Execution Possible in Web Interface 5.5
Pi-hole's Web interface provides a central location to manage a Pi-hole instance and review performance statistics. Prior to Pi-hole Web interface version 5.5.1, the `validDomai…
Published: 2021-08-04 · CVSS: 7.6 · CVSS 3.1
Pi-hole's Web interface provides a central location to manage a Pi-hole instance and review performance statistics. Prior to Pi-hole Web interface version 5.5.1, the `validDomainWildcard` preg_match filter allows a malicious character through that can be used to execute code, list directories, and overwrite sensitive files. The issue lies in the fact that one of the periods is not escaped, allowing any character to be used in its place. A patch for this vulnerability was released in version 5.5.1.
Source: CVE Program · Revision 8b16575c39f1e1810c5e863010da073d2d3285e7