Flyspray up to 1.0-rc5 syntax.php ID Stored cross site scripting

Summaryinfo

A vulnerability marked as problematic has been reported in Flyspray up to 1.0-rc5. This vulnerability affects unknown code in the library plugins/dokuwiki/lib/plugins/changelinks/syntax.php. This manipulation of the argument ID as part of Parameter causes cross site scripting (Stored). This vulnerability is handled as CVE-2017-15214. The attack can be initiated remotely. There is not any exploit available. It is suggested to upgrade the affected component.

Detailsinfo

A vulnerability has been found in Flyspray up to 1.0-rc5 and classified as problematic. Affected by this vulnerability is an unknown code in the library plugins/dokuwiki/lib/plugins/changelinks/syntax.php. The manipulation of the argument id as part of a Parameter leads to a cross site scripting vulnerability (Stored). The CWE definition for the vulnerability is CWE-79. The product does not neutralize or incorrectly neutralizes user-controllable input before it is placed in output that is used as a web page that is served to other users. As an impact it is known to affect integrity. The summary by CVE is:

Stored XSS vulnerability in Flyspray 1.0-rc4 before 1.0-rc6 allows an authenticated user to inject JavaScript to gain administrator privileges and also to execute JavaScript against other users (including unauthenticated users), via the name, title, or id parameter to plugins/dokuwiki/lib/plugins/changelinks/syntax.php.

The bug was discovered 10/07/2017. The weakness was released 10/11/2017 (Website). It is possible to read the advisory at openwall.com. This vulnerability is known as CVE-2017-15214 since 10/10/2017. The attack can be launched remotely. A single authentication is needed for exploitation. It demands that the victim is doing some kind of user interaction. Technical details of the vulnerability are known, but there is no available exploit. The attack technique deployed by this issue is T1059.007 according to MITRE ATT&CK.

The vulnerability was handled as a non-public zero-day exploit for at least 3 days. During that time the estimated underground price was around $0-$5k. By approaching the search of inurl:plugins/dokuwiki/lib/plugins/changelinks/syntax.php it is possible to find vulnerable targets with Google Hacking.

Upgrading to version 1.0-rc6 eliminates this vulnerability.

Entry connected to this vulnerability is available at VDB-107670. Be aware that VulDB is the high quality source for vulnerability data.

Productinfo

Name

• Flyspray

Version

• 1.0-rc1
• 1.0-rc2
• 1.0-rc3
• 1.0-rc4
• 1.0-rc5

License

• open-source

Website

• Product: https://github.com/Flyspray/flyspray/

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Be aware that VulDB is the high quality source for vulnerability data.

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