D-Link DCS-1100/DCS-1130 Base64 Encoding UDP Packet weak authentication

A vulnerability was found in D-Link DCS-1100 and DCS-1130 (affected version unknown). It has been declared as critical. Affected by this vulnerability is some unknown processing of the component Base64 Encoding. The manipulation as part of a UDP Packet leads to a weak authentication vulnerability. The CWE definition for the vulnerability is CWE-287. As an impact it is known to affect confidentiality, integrity, and availability.

The weakness was published 07/02/2019 as mailinglist post (Bugtraq). The advisory is shared at seclists.org. This vulnerability is known as CVE-2017-8417 since 05/02/2017. Access to the local network is required for this attack to succeed. The exploitation doesn't need any form of authentication. Neither technical details nor an exploit are publicly available. The price for an exploit might be around USD $5k-$25k at the moment (estimation calculated on 07/03/2019).

Proper firewalling of is able to address this issue.

Similar entries are available at 136244, 136245, 136538 and 136531.

Vendor

• D-Link

Name

• DCS-1100
• DCS-1130

• 🔒
• 🔒

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VulDB Meta Base Score: 6.3
VulDB Meta Temp Score: 6.2

VulDB Base Score: 6.3
VulDB Temp Score: 6.2
VulDB Vector: 🔒
VulDB Reliability: 🔍

VulDB Base Score: 🔒
VulDB Temp Score: 🔒
VulDB Reliability: 🔍
Class: Weak authentication (CWE-287)
Local: No
Remote: Partially

Availability: 🔒
Status: Not defined

Price Prediction: 🔍
Current Price Estimation: 🔒

Threat Intelligenceinfoedit

Threat: 🔍
Adversaries: 🔍
Geopolitics: 🔍
Economy: 🔍
Predictions: 🔍
Remediation: 🔍Recommended: Firewall
Status: 🔍

0-Day Time: 🔒

05/02/2017 CVE assigned
07/02/2019 +791 days Advisory disclosed
07/03/2019 +1 days VulDB entry created
07/03/2019 +0 days VulDB last updateVendor: dlink.com

Advisory: seclists.org

CVE: CVE-2017-8417 (🔒)
See also: 🔒

Created: 07/03/2019 07:32 AM
Complete: 🔍

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