A vulnerability was found in Synology Chat up to 2.0.0 (Chat Software) and classified as problematic. This issue affects an unknown code block of the component Slash Command Creator. The manipulation of the argument COMMAND/COMMANDS INSTRUCTION/DESCRIPTION as part of a Parameter leads to a cross site scripting vulnerability. Using CWE to declare the problem leads to 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. Impacted is integrity. The summary by CVE is:

Multiple cross-site scripting (XSS) vulnerabilities in Slash Command Creator in Synology Chat before 2.0.0-1124 allow remote authenticated users to inject arbitrary web script or HTML via (1) COMMAND, (2) COMMANDS INSTRUCTION, or (3) DESCRIPTION parameter.

The bug was discovered 12/28/2017. The weakness was disclosed 12/28/2017 (Website). The advisory is shared at synology.com. The identification of this vulnerability is CVE-2017-15892 since 10/25/2017. The attack may be initiated remotely. The requirement for exploitation is a simple authentication. It demands that the victim is doing some kind of user interaction. Technical details are known, but no exploit is available. MITRE ATT&CK project uses the attack technique T1059.007 for this issue.

Upgrading to version 2.0.0-1124 eliminates this vulnerability.

The entry VDB-111136 is pretty similar.

Productinfo

Type

• Chat Software

Vendor

• Synology

Name

• Chat

Version

• 2.0

License

• commercial

CPE 2.3info

• 🔍

CPE 2.2info

• 🔍

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CVSSv2info

Exploitinginfo

Threat Intelligenceinfo

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