CVE-2021-27821

Severity Score

6.1

*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

*Multiple Sources

Exploited in Wild

*KEV

Decision

*SSVC

Descriptions

The Web Interface for OpenWRT LuCI version 19.07 and lower has been discovered to have a cross-site scripting vulnerability which can lead to attackers carrying out arbitrary code execution.

Se ha detectado que la Interfaz Web para OpenWRT LuCI versión 19.07 y anteriores presenta una vulnerabilidad de tipo cross-site scripting que puede conllevar a que los atacantes ejecuten código arbitrario

*Credits: N/A

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

Required

Scope

Changed

Confidentiality

Low

Integrity

Low

Availability

None

Attack Vector

Network

Attack Complexity

Medium

Authentication

None

Confidentiality

None

Integrity

Partial

Availability

None

* Common Vulnerability Scoring System

SSVC

Decision:-

Exploitation

Automatable

Tech. Impact

* Organization's Worst-case Scenario

Timeline

2021-03-01 CVE Reserved
2021-05-25 CVE Published
2024-04-30 EPSS Updated
2024-08-03 CVE Updated
---------- Exploited in Wild
---------- KEV Due Date
---------- First Exploit

CWE

CWE-79: Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')

CAPEC

References (2)

URL	Tag	Source
http://openwrtorg.com	Broken Link

URL	Date	SRC

URL	Date	SRC

URL	Date	SRC
http://openwrt.com	2021-06-03

Affected Vendors, Products, and Versions

Vendor		Product				Version		Other		Status
Vendor	Product	Version	Other	Status	<-- -->	Vendor	Product	Version	Other	Status
Openwrt Search vendor "Openwrt"		Luci Search vendor "Openwrt" for product "Luci"				<= 19.07.0 Search vendor "Openwrt" for product "Luci" and version " <= 19.07.0"		-		Affected