Synology Photo Station up to 6.3/6.8.1 picasa.php prog_id File information disclosure

Summaryinfo

A vulnerability marked as problematic has been reported in Synology Photo Station up to 6.3/6.8.1. This issue affects some unknown processing of the file picasa.php. This manipulation of the argument prog_id causes information disclosure (File). This vulnerability is handled as CVE-2017-12079. 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 Synology Photo Station up to 6.3/6.8.1 (Network Attached Storage Software) and classified as problematic. Affected by this vulnerability is an unknown code of the file picasa.php. The manipulation of the argument prog_id with an unknown input leads to a information disclosure vulnerability (File). The CWE definition for the vulnerability is CWE-200. The product exposes sensitive information to an actor that is not explicitly authorized to have access to that information. As an impact it is known to affect confidentiality. The summary by CVE is:

Files or directories accessible to external parties vulnerability in picasa.php in Synology Photo Station before 6.8.1-3458 and before 6.3-2970 allows remote attackers to obtain arbitrary files via prog_id field.

The bug was discovered 11/06/2017. The weakness was released 12/04/2017 (Website). It is possible to read the advisory at synology.com. This vulnerability is known as CVE-2017-12079 since 07/31/2017. The exploitation appears to be easy. The attack can be launched remotely. The exploitation doesn't need any form of authentication. Technical details of the vulnerability are known, but there is no available exploit. The attack technique deployed by this issue is T1592 according to MITRE ATT&CK.

The vulnerability was handled as a non-public zero-day exploit for at least 28 days. During that time the estimated underground price was around $0-$5k. By approaching the search of inurl:picasa.php it is possible to find vulnerable targets with Google Hacking.

Upgrading to version 6.3-2970 or 6.8.1-3458 eliminates this vulnerability.

Entry connected to this vulnerability is available at VDB-110192. Be aware that VulDB is the high quality source for vulnerability data.

Productinfo

Type

• Network Attached Storage Software

Vendor

• Synology

Name

• Photo Station

Version

• 6.0
• 6.1
• 6.2
• 6.3
• 6.8.0
• 6.8.1

License

• commercial

Website

• Vendor: https://www.synology.com/

CPE 2.3info

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CPE 2.2info

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

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