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CVE-2021-21441

Date: June 16, 2021

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.

Severity Score

Related Resources (6)

https://otrs.com/release-notes/otrs-security-advisory-2021-11/
https://security-tracker.debian.org/tracker/CVE-2021-21441
https://nvd.nist.gov/vuln/detail/CVE-2021-21441
https://people.canonical.com/~ubuntu-security/cve/CVE-2021-21441
https://lists.debian.org/debian-lts-announce/2023/08/msg00040.html
https://www.mend.io/vulnerability-database/CVE-2021-21441

Severity Score

Weakness Type (CWE)

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

CWE-79

CVSS v3.1

Base Score:
Attack Vector (AV): NETWORK
Attack Complexity (AC): LOW
Privileges Required (PR): NONE
User Interaction (UI): NONE
Scope (S): UNCHANGED
Confidentiality (C): HIGH
Integrity (I): NONE
Availability (A): NONE

CVSS v2

Base Score:
Access Vector (AV): NETWORK
Access Complexity (AC): MEDIUM
Authentication (AU): NONE
Confidentiality (C): PARTIAL
Integrity (I): NONE
Availability (A): NONE
Additional information:

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