Synology Surveillance Station Pro up to 8.1.2 SYNO.SurveillanceStation.PersonalSettings.Photo filename information disclosure

CVSS Meta Temp Score
CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.
Current Exploit Price (≈)
Our analysts are monitoring exploit markets and are in contact with vulnerability brokers. The range indicates the observed or calculated exploit price to be seen on exploit markets. A good indicator to understand the monetary effort required for and the popularity of an attack.
CTI Interest Score
Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
5.3$0-$5k0.00

Summaryinfo

A vulnerability was found in Synology Surveillance Station Pro up to 8.1.2. It has been rated as problematic. This vulnerability affects unknown code of the component SYNO.SurveillanceStation.PersonalSettings.Photo. The manipulation of the argument filename leads to information disclosure. This vulnerability is uniquely identified as CVE-2017-16770. The attack is possible to be carried out remotely. No exploit exists. Upgrading the affected component is advised.

Detailsinfo

A vulnerability, which was classified as problematic, has been found in Synology Surveillance Station Pro up to 8.1.2. This issue affects an unknown function of the component SYNO.SurveillanceStation.PersonalSettings.Photo. The manipulation of the argument filename with an unknown input leads to a information disclosure vulnerability. Using CWE to declare the problem leads to CWE-200. The product exposes sensitive information to an actor that is not explicitly authorized to have access to that information. Impacted is confidentiality. The summary by CVE is:

File and directory information exposure vulnerability in SYNO.SurveillanceStation.PersonalSettings.Photo in Synology Surveillance Station before 8.1.2-5469 allows remote authenticated users to obtain other user's sensitive files via the filename parameter.

The bug was discovered 12/12/2017. The weakness was disclosed 02/27/2018 (Website). The advisory is shared at synology.com. The identification of this vulnerability is CVE-2017-16770 since 11/10/2017. The attack may be initiated remotely. The successful exploitation requires a simple authentication. Technical details are known, but no exploit is available. MITRE ATT&CK project uses the attack technique T1592 for this issue.

The vulnerability was handled as a non-public zero-day exploit for at least 77 days. During that time the estimated underground price was around $0-$5k.

Upgrading to version 8.1.2-5469 eliminates this vulnerability.

The entry VDB-113896 is pretty similar. Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Productinfo

Vendor

Name

Version

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.4
VulDB Meta Temp Score: 5.3

VulDB Base Score: 4.3
VulDB Temp Score: 4.1
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 6.5
NVD Vector: 🔍

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Information disclosure
CWE: CWE-200 / CWE-284 / CWE-266
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: Surveillance Station Pro 8.1.2-5469

Timelineinfo

11/10/2017 🔍
12/12/2017 +32 days 🔍
02/27/2018 +77 days 🔍
02/27/2018 +0 days 🔍
02/28/2018 +1 days 🔍
02/16/2023 +1814 days 🔍

Sourcesinfo

Vendor: synology.com

Advisory: SA_17_77
Status: Not defined
Confirmation: 🔍

CVE: CVE-2017-16770 (🔍)
GCVE (CVE): GCVE-0-2017-16770
GCVE (VulDB): GCVE-100-113897
See also: 🔍

Entryinfo

Created: 02/28/2018 08:10
Updated: 02/16/2023 07:36
Changes: 02/28/2018 08:10 (60), 01/09/2020 08:57 (2), 02/16/2023 07:36 (4)
Complete: 🔍
Cache ID: 216::103

Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

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