D-Link DIR-817LW/DIR-816L/DIR-816/DIR-850L/DIR-868L MyDlink Log improper authentication

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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5.8$0-$5k0.00

Summaryinfo

A vulnerability labeled as problematic has been found in D-Link DIR-817LW, DIR-816L, DIR-816, DIR-850L and DIR-868L. The affected element is an unknown function of the component MyDlink. Executing a manipulation can lead to improper authentication (Log). This vulnerability is handled as CVE-2019-7642. The attack can only be done within the local network. There is not any exploit available. The application of restrictive firewalling is recommended.

Detailsinfo

A vulnerability was found in D-Link DIR-817LW, DIR-816L, DIR-816, DIR-850L and DIR-868L (Router Operating System). It has been declared as problematic. This vulnerability affects an unknown part of the component MyDlink. The manipulation with an unknown input leads to a improper authentication vulnerability (Log). The CWE definition for the vulnerability is CWE-287. When an actor claims to have a given identity, the product does not prove or insufficiently proves that the claim is correct. As an impact it is known to affect confidentiality. CVE summarizes:

D-Link routers with the mydlink feature have some web interfaces without authentication requirements. An attacker can remotely obtain users' DNS query logs and login logs. Vulnerable targets include but are not limited to the latest firmware versions of DIR-817LW (A1-1.04), DIR-816L (B1-2.06), DIR-816 (B1-2.06?), DIR-850L (A1-1.09), and DIR-868L (A1-1.10).

The bug was discovered 03/04/2019. The weakness was released 03/25/2019. This vulnerability was named CVE-2019-7642 since 02/08/2019. The attack needs to be done within the local network. No form of authentication is required for a successful exploitation. The technical details are unknown and an exploit is not available.

The vulnerability was handled as a non-public zero-day exploit for at least 21 days. During that time the estimated underground price was around $5k-$25k.

Proper firewalling of is able to address this issue.

If you want to get best quality of vulnerability data, you may have to visit VulDB.

Productinfo

Type

Vendor

Name

License

Website

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: 4.3
VulDB Temp Score: 4.2
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 7.5
NVD Vector: 🔍

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Name: Log
Class: Improper authentication / Log
CWE: CWE-287
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Firewall
Status: 🔍

0-Day Time: 🔍

Timelineinfo

02/08/2019 🔍
03/04/2019 +24 days 🔍
03/25/2019 +21 days 🔍
03/26/2019 +1 days 🔍
08/07/2023 +1595 days 🔍

Sourcesinfo

Vendor: dlink.com

Advisory: github.com
Status: Not defined

CVE: CVE-2019-7642 (🔍)
GCVE (CVE): GCVE-0-2019-7642
GCVE (VulDB): GCVE-100-132226

Entryinfo

Created: 03/26/2019 14:13
Updated: 08/07/2023 12:42
Changes: 03/26/2019 14:13 (55), 05/20/2020 09:17 (1), 08/07/2023 12:42 (4)
Complete: 🔍
Cache ID: 216::103

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