CVE-2021-21434

XSS in Survey Module

Severity Score

4.8

*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

*Multiple Sources

Exploited in Wild

*KEV

Decision

*SSVC

Descriptions

Survey administrator can craft a survey in such way that malicious code can be executed in the agent interface (i.e. another agent who wants to make changes in the survey). This issue affects: OTRS AG Survey 6.0.x version 6.0.20 and prior versions; 7.0.x version 7.0.19 and prior versions.

El administrador de la encuesta puede diseñar una encuesta tal que pueda ser ejecutado un código malicioso en la interfaz del agente (es decir, otro agente que quiera hacer cambios en la encuesta). Este problema afecta: OTRS AG Survey versiones 6.0.x versión 6.0.20 y versiones anteriores; versiones 7.0.x versión 7.0.19 y versiones anteriores

*Credits: Rayhan Ahmed Niloy

CVSS Scores

Attack Vector

Network

Attack Complexity

Low

Privileges Required

High

User Interaction

Required

Scope

Changed

Confidentiality

Low

Integrity

Low

Availability

None

Attack Vector

Network

Attack Complexity

Low

Privileges Required

High

User Interaction

Required

Scope

Unchanged

Confidentiality

Low

Integrity

Low

Availability

None

Attack Vector

Network

Attack Complexity

Medium

Authentication

Single

Confidentiality

None

Integrity

Partial

Availability

None

* Common Vulnerability Scoring System

SSVC

Decision:-

Exploitation

Automatable

Tech. Impact

* Organization's Worst-case Scenario

Timeline

2020-12-29 CVE Reserved
2021-02-08 CVE Published
2023-03-08 EPSS Updated
2024-09-17 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 (1)

URL	Tag	Source

URL	Date	SRC

URL	Date	SRC

URL	Date	SRC
https://otrs.com/release-notes/otrs-security-advisory-2021-01	2021-02-09

Affected Vendors, Products, and Versions

Vendor		Product				Version		Other		Status
Vendor	Product	Version	Other	Status	<-- -->	Vendor	Product	Version	Other	Status
Otrs Search vendor "Otrs"		Survey Search vendor "Otrs" for product "Survey"				>= 6.0.0 <= 6.0.20 Search vendor "Otrs" for product "Survey" and version " >= 6.0.0 <= 6.0.20"		-		Affected
Otrs Search vendor "Otrs"		Survey Search vendor "Otrs" for product "Survey"				>= 7.0.0 <= 7.0.19 Search vendor "Otrs" for product "Survey" and version " >= 7.0.0 <= 7.0.19"		-		Affected