VDB-177098 · CVE-2021-28858 · GCVE-0-2021-28858

TP-Link TL-WPA4220 4.0.2 Build 20180308 Rel.37064 cleartext transmission

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.
3.7	$0-$5k	0.00

Summaryinfo

A vulnerability described as problematic has been identified in TP-Link TL-WPA4220 4.0.2 Build 20180308 Rel.37064. This impacts an unknown function. Such manipulation leads to cleartext transmission. This vulnerability is listed as CVE-2021-28858. The attack may be performed from remote. There is no available exploit.

Detailsinfo

A vulnerability was found in TP-Link TL-WPA4220 4.0.2 Build 20180308 Rel.37064 (Router Operating System) and classified as problematic. Affected by this issue is an unknown code block. The manipulation with an unknown input leads to a cleartext transmission vulnerability. Using CWE to declare the problem leads to CWE-319. The product transmits sensitive or security-critical data in cleartext in a communication channel that can be sniffed by unauthorized actors. Impacted is confidentiality.

The weakness was presented 06/16/2021. The advisory is available at yunus-shn.medium.com. This vulnerability is handled as CVE-2021-28858. The technical details are unknown and an exploit is not available. This vulnerability is assigned to T1040 by the MITRE ATT&CK project.

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

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

Productinfo

Type

Router Operating System

Vendor

TP-Link

Name

TL-WPA4220

Version

4.0.2 Build 20180308 Rel.37064

License

commercial

Website

Vendor: https://www.tp-link.com/

CPE 2.3info

🔍

CPE 2.2info

🔍

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 3.7
VulDB Meta Temp Score: 3.7

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

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: 🔍

Exploitinginfo

Class: Cleartext transmission
CWE: CWE-319 / CWE-310
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

03/19/2021 🔍
06/16/2021 +88 days 🔍
06/16/2021 +0 days 🔍
06/18/2021 +2 days 🔍

Sourcesinfo

Vendor: tp-link.com

Advisory: yunus-shn.medium.com
Status: Not defined

CVE: CVE-2021-28858 (🔍)
GCVE (CVE): GCVE-0-2021-28858
GCVE (VulDB): GCVE-100-177098

Entryinfo

Created: 06/16/2021 08:38
Updated: 06/18/2021 18:36
Changes: 06/16/2021 08:38 (36), 06/18/2021 18:36 (2)
Complete: 🔍
Cache ID: 216::103