Synology Download Station up to 3.5 dlm/downloadman.cgi urls cross site scripting

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4.1	$0-$5k	0.00

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. As an impact it is known to affect integrity. An attacker might be able to inject arbitrary html and script code into the web site. This would alter the appearance and would make it possible to initiate further attacks against site visitors. 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 77679 for similar entry.

Productinfoedit

Vendor

Synology

Name

Download Station

CPE 2.3infoedit

CPE 2.2infoedit

CVSSv3infoedit

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: 🔍

CVSSv2infoedit

AV	AC	Au	C	I	A
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🔍	🔍	🔍	🔍	🔍	🔍
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Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfoedit

Class: Cross site scripting
CWE: CWE-79
ATT&CK: T1059.007

Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

Price Prediction: 🔍
Current Price Estimation: 🔍

0-Day	unlock	unlock	unlock	unlock
Today	unlock	unlock	unlock	unlock

Threat Intelligenceinfoedit

Threat: 🔍
Adversaries: 🔍
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Countermeasuresinfoedit

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: Download Station 3.5-2967

Timelineinfoedit

09/11/2015 🔍
09/11/2015 +0 days 🔍
09/11/2015 +0 days 🔍
09/14/2015 +3 days 🔍
12/16/2017 +824 days 🔍

Sourcesinfoedit

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

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

CVE: CVE-2015-6913 (🔍)
See also: 🔍

Entryinfoedit

Created: 09/14/2015 10:21 AM
Updated: 12/16/2017 07:13 AM
Changes: (8) vulnerability_cvss2_nvd_av vulnerability_cvss2_nvd_ac vulnerability_cvss2_nvd_au vulnerability_cvss2_nvd_ci vulnerability_cvss2_nvd_ii vulnerability_cvss2_nvd_ai advisory_confirm_url source_cve_assigned
Complete: 🔍