VDB-128319 · CVE-2018-20373 · GCVE-0-2018-20373

Tenda ADSL Modem 1.0.1 DHCP Client Hostname cross site scripting

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.
4.4	$0-$5k	0.00

Summaryinfo

A vulnerability identified as problematic has been detected in Tenda ADSL Modem 1.0.1. This issue affects some unknown processing of the component DHCP Client. Performing a manipulation as part of Hostname results in cross site scripting. This vulnerability is cataloged as CVE-2018-20373. It is possible to initiate the attack remotely. There is no exploit available.

Detailsinfo

A vulnerability was found in Tenda ADSL Modem 1.0.1. It has been classified as problematic. This affects some unknown functionality of the component DHCP Client. The manipulation as part of a Hostname leads to a cross site scripting vulnerability. CWE is classifying the issue as CWE-79. The product does not neutralize or incorrectly neutralizes user-controllable input before it is placed in output that is used as a web page that is served to other users. This is going to have an impact on integrity. The summary by CVE is:

Tenda ADSL modem routers 1.0.1 allow XSS via the hostname of a DHCP client.

The bug was discovered 12/22/2018. The weakness was shared 12/23/2018 (Website). It is possible to read the advisory at vulnerability-lab.com. This vulnerability is uniquely identified as CVE-2018-20373 since 12/22/2018. It is possible to initiate the attack remotely. A authentication is required for exploitation. It demands that the victim is doing some kind of user interaction. The technical details are unknown and an exploit is not publicly available. The attack technique deployed by this issue is T1059.007 according to MITRE ATT&CK.

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

The entries VDB-93860 and VDB-128318 are related to this item. Be aware that VulDB is the high quality source for vulnerability data.

Productinfo

Type

Router Operating System

Vendor

Tenda

Name

ADSL Modem

Version

1.0.1

License

commercial

Website

Vendor: https://www.tenda.com.cn/

CPE 2.3info

🔍

CPE 2.2info

🔍

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 4.4
VulDB Meta Temp Score: 4.4

VulDB Base Score: 3.5
VulDB Temp Score: 3.5
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 5.4
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

Class: Cross site scripting
CWE: CWE-79 / CWE-94 / CWE-74
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

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

12/22/2018 🔍
12/22/2018 +0 days 🔍
12/22/2018 +0 days 🔍
12/23/2018 +1 days 🔍
12/23/2018 +0 days 🔍
04/23/2020 +487 days 🔍

Sourcesinfo

Vendor: tenda.com.cn

Advisory: vulnerability-lab.com
Status: Not defined

CVE: CVE-2018-20373 (🔍)
GCVE (CVE): GCVE-0-2018-20373
GCVE (VulDB): GCVE-100-128319
See also: 🔍

Entryinfo

Created: 12/23/2018 12:49
Updated: 04/23/2020 16:04
Changes: 12/23/2018 12:49 (57), 04/23/2020 16:04 (1)
Complete: 🔍
Cache ID: 216::103