Synology Note Station up to 1.1-0212 Attachment title/filename cross site scripting

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-$5k0.00

Summaryinfo

A vulnerability marked as problematic has been reported in Synology Note Station up to 1.1-0212. The impacted element is an unknown function of the component Attachment Handler. This manipulation of the argument title/filename causes cross site scripting. This vulnerability is tracked as CVE-2015-9103. The attack is possible to be carried out remotely. No exploit exists.

Detailsinfo

A vulnerability was found in Synology Note Station up to 1.1-0212. It has been declared as problematic. Affected by this vulnerability is an unknown code of the component Attachment Handler. The manipulation of the argument title/filename with an unknown input 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. The summary by CVE is:

Multiple cross-site scripting (XSS) vulnerabilities in Synology Note Station 1.1-0212 and earlier allow remote authenticated attackers to inject arbitrary web script or HTML via the (1) note title or (2) file name of attachments.

The bug was discovered 11/30/2015. The weakness was disclosed 06/30/2017 (Website). It is possible to read the advisory at synology.com. This vulnerability is known as CVE-2015-9103 since 06/29/2017. 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 578 days. During that time the estimated underground price was around $0-$5k.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

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

Productinfo

Vendor

Name

Version

License

Website

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: 3.5
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 5.4
NVD Vector: 🔍

CVSSv2info

AVACAuCIA
💳💳💳💳💳💳
💳💳💳💳💳💳
💳💳💳💳💳💳
VectorComplexityAuthenticationConfidentialityIntegrityAvailability
UnlockUnlockUnlockUnlockUnlockUnlock
UnlockUnlockUnlockUnlockUnlockUnlock
UnlockUnlockUnlockUnlockUnlockUnlock

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-DayUnlockUnlockUnlockUnlock
TodayUnlockUnlockUnlockUnlock

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

11/30/2015 🔍
06/29/2017 +577 days 🔍
06/30/2017 +1 days 🔍
06/30/2017 +0 days 🔍
06/30/2017 +0 days 🔍
10/21/2019 +843 days 🔍

Sourcesinfo

Vendor: synology.com

Advisory: synology.com
Status: Not defined
Confirmation: 🔍

CVE: CVE-2015-9103 (🔍)
GCVE (CVE): GCVE-0-2015-9103
GCVE (VulDB): GCVE-100-102967

Entryinfo

Created: 06/30/2017 19:33
Updated: 10/21/2019 16:17
Changes: 06/30/2017 19:33 (57), 10/21/2019 16:17 (2)
Complete: 🔍
Cache ID: 216::103

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

Discussion

No comments yet. Languages: en.

Please log in to comment.

◂ PreviousOverviewNext ▸

Interested in the pricing of exploits?

See the underground prices here!