CVE-2021-21441

XSS in the ticket overview screens

Severity Score

7.5

*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

*Multiple Sources

Exploited in Wild

*KEV

Decision

*SSVC

Descriptions

There is a XSS vulnerability in the ticket overview screens. It's possible to collect various information by having an e-mail shown in the overview screen. Attack can be performed by sending specially crafted e-mail to the system and it doesn't require any user intraction. This issue affects: OTRS AG ((OTRS)) Community Edition 6.0.x version 6.0.1 and later versions. OTRS AG OTRS 7.0.x version 7.0.26 and prior versions.

Se presenta una vulnerabilidad de tipo XSS en las pantallas de resumen de tickets. Es posible recopilar varias informaciones al tener un correo electrónico mostrado en la pantalla de resumen. El ataque puede llevarse a cabo mediante el envío de un correo electrónico especialmente diseñado al sistema y no requiere la intervención del usuario. Este problema afecta a: OTRS AG ((OTRS)) Community Edition versiones 6.0.x, 6.0.1 y versiones posteriores. OTRS AG OTRS versiones 7.0.x, 7.0.26 y versiones anteriores

*Credits: N/A

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

None

Availability

None

Attack Vector

Network

Attack Complexity

Medium

Authentication

None

Confidentiality

Partial

Integrity

None

Availability

None

* Common Vulnerability Scoring System

SSVC

Decision:-

Exploitation

Automatable

Tech. Impact

* Organization's Worst-case Scenario

Timeline

2020-12-29 CVE Reserved
2021-06-16 CVE Published
2024-09-16 CVE Updated
2024-12-17 EPSS 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
https://lists.debian.org/debian-lts-announce/2023/08/msg00040.html	Mailing List

URL	Date	SRC

URL	Date	SRC

URL	Date	SRC
https://otrs.com/release-notes/otrs-security-advisory-2021-11	2023-08-31

Affected Vendors, Products, and Versions

Vendor		Product				Version		Other		Status
Vendor	Product	Version	Other	Status	<-- -->	Vendor	Product	Version	Other	Status
Otrs Search vendor "Otrs"		Otrs Search vendor "Otrs" for product "Otrs"				>= 6.0.1 Search vendor "Otrs" for product "Otrs" and version " >= 6.0.1"		community		Affected
Otrs Search vendor "Otrs"		Otrs Search vendor "Otrs" for product "Otrs"				>= 7.0.0 <= 7.0.26 Search vendor "Otrs" for product "Otrs" and version " >= 7.0.0 <= 7.0.26"		-		Affected