A vulnerability was found in Piwik up to 0.2.6. It has been declared as problematic. This vulnerability affects an unknown part of the file Cookie.php. The manipulation with an unknown input leads to a config vulnerability. The CWE definition for the vulnerability is CWE-16. As an impact it is known to affect confidentiality. CVE summarizes:

Cookie.php in Piwik before 1.1 does not set the secure flag for the session cookie in an https session, which makes it easier for remote attackers to capture this cookie by intercepting its transmission within an http session.

The bug was discovered 11/02/2010. The weakness was released 01/04/2011 (Website). The advisory is shared for download at piwik.org. This vulnerability was named CVE-2011-0400 since 01/10/2011. The exploitation appears to be easy. The attack can be initiated remotely. No form of authentication is required for a successful exploitation. There are known technical details, but no exploit is available. The MITRE ATT&CK project declares the attack technique as T1592.004.

The vulnerability was handled as a non-public zero-day exploit for at least 1 days. During that time the estimated underground price was around $0-$5k. By approaching the search of inurl:Cookie.php it is possible to find vulnerable targets with Google Hacking.

Upgrading to version 0.2.7 eliminates this vulnerability. A possible mitigation has been published before and not just after the disclosure of the vulnerability.

The vulnerability is also documented in the vulnerability database at X-Force (64639). Entries connected to this vulnerability are available at 55997, 55995 and 55994.

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• Piwik

Version

• 0.2.0
• 0.2.1
• 0.2.2
• 0.2.3
• 0.2.4
• 0.2.5
• 0.2.6

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