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Diffstat (limited to 'doc/user/application_security/dast/checks/16.3.md')
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diff --git a/doc/user/application_security/dast/checks/16.3.md b/doc/user/application_security/dast/checks/16.3.md new file mode 100644 index 00000000000..e4dcf3ece4b --- /dev/null +++ b/doc/user/application_security/dast/checks/16.3.md @@ -0,0 +1,35 @@ +--- +stage: Secure +group: Dynamic Analysis +info: To determine the technical writer assigned to the Stage/Group associated with this page, see https://about.gitlab.com/handbook/engineering/ux/technical-writing/#assignments +--- + +# X-Powered-By header exposes version information + +## Description + +The target website returns the `X-Powered-By` header and version information of this website. By +exposing these values, attackers may attempt to identify if the target software is vulnerable to known +vulnerabilities, or catalog known sites running particular versions to exploit in the future when a +vulnerability is identified in the particular version. + +## Remediation + +We recommend that the version information be removed from the `X-Powered-By` header. + +PHP: +For PHP based web sites, set the `expose_php` option to `off` in the `php.ini` configuration file. + +For all other server types, please consult your product's documentation on how to redact the version +information from the `X-Powered-By` header. + +## Details + +| ID | Aggregated | CWE | Type | Risk | +|:---|:--------|:--------|:--------|:--------| +| 16.3 | true | 16 | Passive | Low | + +## Links + +- [cwe](https://cwe.mitre.org/data/definitions/16.html) +- [PHP expose_php](https://www.php.net/manual/en/ini.core.php#ini.expose-php) |