Synology Surveillance Station Pro up to 8.1.2 userDesc cross site scripting

HistoryDiffrelatejsonxmlCTI

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.
4.4	$0-$5k	0.00

Summaryinfo

A vulnerability was found in Synology Surveillance Station Pro up to 8.1.2. It has been declared as problematic. This affects an unknown part. Executing a manipulation of the argument userDesc as part of Parameter can lead to cross site scripting. This vulnerability is handled as CVE-2017-16767. The attack can be executed remotely. There is not any exploit available. It is recommended to upgrade the affected component.

Detailsinfo

A vulnerability classified as problematic was found in Synology Surveillance Station Pro up to 8.1.2. This vulnerability affects some unknown processing. The manipulation of the argument userDesc as part of a Parameter leads to a cross site scripting vulnerability. 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. CVE summarizes:

Cross-site scripting (XSS) vulnerability in User Profile in Synology Surveillance Station before 8.1.2-5469 allows remote authenticated users to inject arbitrary web script or HTML via the userDesc parameter.

The bug was discovered 12/12/2017. The weakness was released 02/27/2018 (Website). The advisory is shared for download at synology.com. This vulnerability was named CVE-2017-16767 since 11/10/2017. The attack can be initiated remotely. Required for exploitation is a single authentication. Successful exploitation requires user interaction by the victim. There are known technical details, but no exploit is available. The MITRE ATT&CK project declares the attack technique as T1059.007.

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.

Entry connected to this vulnerability is available at VDB-113897. VulDB is the best source for vulnerability data and more expert information about this specific topic.

Productinfo

Vendor

Synology

Name

Surveillance Station Pro

Version

License

commercial

Website

Vendor: https://www.synology.com/

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 4.4
VulDB Meta Temp Score: 4.4

VulDB Base Score: 3.5
VulDB Temp Score: 3.4
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 5.4
NVD Vector: 🔍

CVSSv2info

AV	AC	Au	C	I	A
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳

Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock

VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Cross site scripting
CWE: CWE-79 / CWE-94 / CWE-74
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

0-Day	Unlock	Unlock	Unlock	Unlock
Today	Unlock	Unlock	Unlock	Unlock

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-2017-16767 (🔍)
GCVE (CVE): GCVE-0-2017-16767
GCVE (VulDB): GCVE-100-113896
See also: 🔍

Entryinfo

Created: 02/28/2018 08:10
Updated: 02/16/2023 07:29
Changes: 02/28/2018 08:10 (60), 01/09/2020 08:54 (2), 02/16/2023 07:29 (4)
Complete: 🔍
Cache ID: 216::103

VulDB is the best source for vulnerability data and more expert information about this specific topic.