VDB-77683 · CVE-2015-6913 · ID 133520

Synology Download Station up to 3.5 dlm/downloadman.cgi urls 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.
4.1	$0-$5k	0.00

Summaryinfo

A vulnerability was found in Synology Download Station up to 3.5 and classified as problematic. Affected by this issue is some unknown functionality of the file dlm/downloadman.cgi. The manipulation of the argument urls leads to cross site scripting. This vulnerability is handled as CVE-2015-6913. The attack may be launched remotely. There is no exploit available. It is recommended to upgrade the affected component. Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Detailsinfo

A vulnerability has been found in Synology Download Station up to 3.5 and classified as problematic. Affected by this vulnerability is an unknown code of the file dlm/downloadman.cgi. The manipulation of the argument urls 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:

Cross-site scripting (XSS) vulnerability in the "Create download task via URL" feature in Synology Download Station before 3.5-2967 allows remote attackers to inject arbitrary web script or HTML via the urls parameter in an add_url_task action to dlm/downloadman.cgi.

The weakness was presented 09/11/2015 (Website). It is possible to read the advisory at synology.com. This vulnerability is known as CVE-2015-6913 since 09/11/2015. The exploitation appears to be easy. The attack can be launched remotely. The exploitation doesn't need any form of authentication. 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.

Upgrading to version 3.5-2967 eliminates this vulnerability.

See VDB-77679 for similar entry. Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Productinfo

Vendor

Synology

Name

Download Station

Version

License

commercial

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 4.3
VulDB Meta Temp Score: 4.1

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

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: 🔍

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: Download Station 3.5-2967

Timelineinfo

09/11/2015 🔍
09/11/2015 +0 days 🔍
09/11/2015 +0 days 🔍
09/14/2015 +3 days 🔍
06/15/2022 +2465 days 🔍

Sourcesinfo

Vendor: synology.com

Advisory: 133520
Status: Not defined
Confirmation: 🔍

CVE: CVE-2015-6913 (🔍)
GCVE (CVE): GCVE-0-2015-6913
GCVE (VulDB): GCVE-100-77683
See also: 🔍

Entryinfo

Created: 09/14/2015 10:21
Updated: 06/15/2022 00:17
Changes: 09/14/2015 10:21 (43), 12/16/2017 07:13 (8), 06/15/2022 00:17 (3)
Complete: 🔍
Cache ID: 216:50F:103