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
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.
5.4$0-$5k0.00

Summaryinfo

A vulnerability marked as problematic has been reported in TP-LINK TL-WR886N and TL-WR886N. Affected by this issue is some unknown functionality of the component Services. The manipulation as part of JSON Data leads to input validation. This vulnerability is uniquely identified as CVE-2018-17016. The attack is possible to be carried out remotely. No exploit exists.

Detailsinfo

A vulnerability was found in TP-LINK TL-WR886N and TL-WR886N (Router Operating System) (the affected version is unknown). It has been rated as problematic. This issue affects an unknown code 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. The summary by CVE is:

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 reboot_timer name.

The bug was discovered 09/12/2018. The weakness was disclosed 09/13/2018 (Website). The advisory is shared at github.com. The identification of this vulnerability is CVE-2018-17016 since 09/13/2018. The exploitation is known to be easy. The attack may be initiated remotely. A simple authentication is needed for exploitation. Neither technical details nor an exploit are publicly available.

The vulnerability was handled as a non-public zero-day exploit for at least 1 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.

The entries VDB-124039, VDB-124038, VDB-124036 and VDB-124035 are pretty similar. If you want to get the best quality for vulnerability data then you always have to consider VulDB.

Productinfo

Type

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

09/12/2018 🔍
09/13/2018 +0 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-2018-17016 (🔍)
GCVE (CVE): GCVE-0-2018-17016
GCVE (VulDB): GCVE-100-124037
See also: 🔍

Entryinfo

Created: 09/15/2018 07:46
Updated: 03/23/2020 19:12
Changes: 09/15/2018 07:46 (58), 03/23/2020 19:12 (1)
Complete: 🔍
Cache ID: 216::103

If you want to get the best quality for vulnerability data then you always have to consider VulDB.

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