VDB-106569 · CVE-2017-14418 · OpenVAS 103340

D-Link DIR-850L up to FW208WWb02 NAPI Extension Password credentials management

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.
5.7	$0-$5k	0.00

Summaryinfo

A vulnerability, which was classified as critical, has been found in D-Link DIR-850L up to FW208WWb02. Affected by this issue is some unknown functionality of the component NAPI Extension. Performing a manipulation results in credentials management (Password). This vulnerability is cataloged as CVE-2017-14418. It is possible to initiate the attack remotely. There is no exploit available. It is recommended to disable the affected component.

Detailsinfo

A vulnerability classified as problematic has been found in D-Link DIR-850L up to FW208WWb02 (Router Operating System). This affects an unknown functionality of the component NAPI Extension. The manipulation with an unknown input leads to a credentials management vulnerability (Password). CWE is classifying the issue as CWE-255. This is going to have an impact on confidentiality. The summary by CVE is:

The D-Link NPAPI extension, as used in conjunction with D-Link DIR-850L REV. B (with firmware through FW208WWb02) devices, sends the cleartext admin password over the Internet as part of interaction with mydlink Cloud Services.

The bug was discovered 09/08/2017. The weakness was shared 09/13/2017 (Website). The advisory is shared at pierrekim.github.io. This vulnerability is uniquely identified as CVE-2017-14418 since 09/13/2017. The exploitability is told to be difficult. It is possible to initiate the attack remotely. No form of authentication is needed for exploitation. Neither technical details nor an exploit are publicly available. The price for an exploit might be around USD $0-$5k at the moment (estimation calculated on 11/15/2019). MITRE ATT&CK project uses the attack technique T1552 for this issue.

The vulnerability was handled as a non-public zero-day exploit for at least 5 days. During that time the estimated underground price was around $5k-$25k.

The best possible mitigation is suggested to be disabling the affected component.

The entries VDB-106564, VDB-106565, VDB-106566 and VDB-106567 are related to this item. Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Productinfo

Type

Router Operating System

Vendor

D-Link

Name

DIR-850L

Version

FW208WWb02

License

commercial

Website

Vendor: https://www.dlink.com/

CPE 2.3info

🔍

CPE 2.2info

🔍

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.9
VulDB Meta Temp Score: 5.8

VulDB Base Score: 3.7
VulDB Temp Score: 3.6
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 8.1
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

Name: Password
Class: Credentials management / Password
CWE: CWE-255
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

OpenVAS ID: 103340
OpenVAS Name: D-Link 850L XSS / Backdoor / Code Execution Vulnerabilities
OpenVAS File: 🔍
OpenVAS Family: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Disable
Status: 🔍

0-Day Time: 🔍

Timelineinfo

09/08/2017 🔍
09/13/2017 +5 days 🔍
09/13/2017 +0 days 🔍
09/13/2017 +0 days 🔍
09/14/2017 +1 days 🔍
11/15/2019 +792 days 🔍

Sourcesinfo

Vendor: dlink.com

Advisory: pierrekim.github.io
Status: Not defined

CVE: CVE-2017-14418 (🔍)
GCVE (CVE): GCVE-0-2017-14418
GCVE (VulDB): GCVE-100-106569
See also: 🔍

Entryinfo

Created: 09/14/2017 08:59
Updated: 11/15/2019 20:33
Changes: 09/14/2017 08:59 (59), 11/15/2019 20:33 (7)
Complete: 🔍
Cache ID: 216::103

Several companies clearly confirm that VulDB is the primary source for best vulnerability data.