Arbitrary HTTP Header Injection in Metinfo 6.1.3

CVE-2018-19836 · MEDIUM Severity

AV:N/AC:M/AU:N/C:N/I:P/A:N

In Metinfo 6.1.3, include/interface/applogin.php allows setting arbitrary HTTP headers (including the Cookie header), and common.inc.php allows registering variables from the $_COOKIE value. This issue can, for example, be exploited in conjunction with CVE-2018-19835 to bypass many XSS filters such as the Chrome XSS filter.

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