CVE-2021-31658

Severity Score

8.1

*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

*Multiple Sources

Exploited in Wild

*KEV

Decision

*SSVC

Descriptions

TP-Link TL-SG2005, TL-SG2008, etc. 1.0.0 Build 20180529 Rel.40524 is affected by an Array index error. The interface that provides the "device description" function only judges the length of the received data, and does not filter special characters. This vulnerability will cause the application to crash, and all device configuration information will be erased.

TP-Link TL-SG2005, TL-SG2008, etc. versiones 1.0.0 Build 20180529 Rel.40524 está afectado por un error de índice de matriz. La interfaz que proporciona la función "device description" sólo juzga la longitud de los datos recibidos, y no filtra los caracteres especiales. Esta vulnerabilidad causará que la aplicación se bloquee y toda la información de configuración del dispositivo será borrada

*Credits: N/A

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

Required

Scope

Unchanged

Confidentiality

None

Integrity

High

Availability

High

Attack Vector

Network

Attack Complexity

Medium

Authentication

None

Confidentiality

None

Integrity

Partial

Availability

Partial

* Common Vulnerability Scoring System

SSVC

Decision:-

Exploitation

Automatable

Tech. Impact

* Organization's Worst-case Scenario

Timeline

2021-04-23 CVE Reserved
2021-06-10 CVE Published
2024-02-24 EPSS Updated
2024-08-03 CVE Updated
2024-08-03 First Exploit
---------- Exploited in Wild
---------- KEV Due Date

CWE

CWE-129: Improper Validation of Array Index

CAPEC

References (2)

URL	Tag	Source

URL	Date	SRC
https://github.com/liyansong2018/CVE/tree/main/2021/CVE-2021-31658	2024-08-03

URL	Date	SRC

URL	Date	SRC
http://tp-link.com	2021-06-23

Affected Vendors, Products, and Versions

Vendor		Product				Version		Other		Status
Vendor	Product	Version	Other	Status	<-- -->	Vendor	Product	Version	Other	Status
Tp-link Search vendor "Tp-link"	Tl-sg2005 Firmware Search vendor "Tp-link" for product "Tl-sg2005 Firmware"	1.0.0 Search vendor "Tp-link" for product "Tl-sg2005 Firmware" and version "1.0.0"	build_20180529_rel.40524	Affected	in	Tp-link Search vendor "Tp-link"	Tl-sg2005 Search vendor "Tp-link" for product "Tl-sg2005"	-	-	Safe
Tp-link Search vendor "Tp-link"	Tl-sg2008 Firmware Search vendor "Tp-link" for product "Tl-sg2008 Firmware"	1.0.0 Search vendor "Tp-link" for product "Tl-sg2008 Firmware" and version "1.0.0"	build_20180529_rel.40524	Affected	in	Tp-link Search vendor "Tp-link"	Tl-sg2008 Search vendor "Tp-link" for product "Tl-sg2008"	-	-	Safe