TP-LINK TL-WR886N/TL-WR886N Services JSON Data input validation

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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5.4$0-$5k0.00

Summaryinfo

A vulnerability, which was classified as problematic, was found in TP-LINK TL-WR886N and TL-WR886N. This vulnerability affects unknown code of the component Services. Such manipulation as part of JSON Data leads to input validation. This vulnerability is listed as CVE-2018-17007. The attack may be performed from remote. There is no available exploit.

Detailsinfo

A vulnerability was found in TP-LINK TL-WR886N and TL-WR886N (Router Operating System) (affected version not known). It has been rated as problematic. Affected by this issue is some unknown functionality of the component Services. The manipulation as part of a JSON Data leads to a input validation vulnerability. Using CWE to declare the problem leads to CWE-20. The product receives input or data, but it does not validate or incorrectly validates that the input has the properties that are required to process the data safely and correctly. Impacted is availability. CVE summarizes:

An issue was discovered on TP-Link TL-WR886N 6.0 2.3.4 and TL-WR886N 7.0 1.1.0 devices. Authenticated attackers can crash router services (e.g., inetd, HTTP, DNS, and UPnP) via long JSON data for wireless wlan_wds_2g ssid.

The bug was discovered 09/11/2018. The weakness was presented 09/13/2018 (Website). The advisory is shared for download at github.com. This vulnerability is handled as CVE-2018-17007 since 09/13/2018. The exploitation is known to be easy. The attack may be launched remotely. A simple authentication is required for exploitation. There are neither technical details nor an exploit publicly available.

The vulnerability was handled as a non-public zero-day exploit for at least 2 days. During that time the estimated underground price was around $0-$5k.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

See VDB-124032, VDB-124031, VDB-124030 and VDB-124029 for similar entries. Once again VulDB remains the best source for vulnerability data.

Productinfo

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Vendor

Name

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.4
VulDB Meta Temp Score: 5.4

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

NVD Base Score: 6.5
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

Class: Input validation
CWE: CWE-20
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: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

09/11/2018 🔍
09/13/2018 +1 days 🔍
09/13/2018 +0 days 🔍
09/13/2018 +0 days 🔍
09/15/2018 +2 days 🔍
03/23/2020 +555 days 🔍

Sourcesinfo

Vendor: tp-link.com

Advisory: github.com
Status: Not defined

CVE: CVE-2018-17007 (🔍)
GCVE (CVE): GCVE-0-2018-17007
GCVE (VulDB): GCVE-100-124028
See also: 🔍

Entryinfo

Created: 09/15/2018 07:41
Updated: 03/23/2020 17:17
Changes: 09/15/2018 07:41 (58), 03/23/2020 17:17 (1)
Complete: 🔍
Cache ID: 216::103

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