CVE-2021-39111

Severity CVSS v4.0:

Pending analysis

Type:

CWE-79 Cross-Site Scripting (XSS)

Publication date:

30/08/2021

Last modified:

30/03/2022

Description

The Editor plugin in Atlassian Jira Server and Data Center before version 8.5.18, from 8.6.0 before 8.13.10, and from version 8.14.0 before 8.18.2 allows remote attackers to inject arbitrary HTML or JavaScript via a Cross-Site Scripting (XSS) vulnerability in the handling of supplied content such as from a PDF when pasted into a field such as the description field.

Impact

Vector 3.x

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N CVSS v3.1 Severity and Metrics:

Base Score: 6.10 MEDIUM
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

Attack Vector (AV): Network
Attack Complexity (AC): Low
Privileges Required (PR): None
User Interaction (UI): Required
Scope (S): Changed
Confidentiality (C): Low
Integrity (I): Low
Availability (A): None

Base Score 3.x

6.10

Severity 3.x

MEDIUM

Vector 2.0

AV:N/AC:M/Au:N/C:N/I:P/A:N CVSS v2.0 Severity and Metrics:

Base Score: 4.30 MEDIUM
Vector: AV:N/AC:M/Au:N/C:N/I:P/A:N

Attack Vector (AV): Network
Attack Complexity (AC): Medium
Authentication (Au): None
Confidentiality (C): None
Integrity (I): Physical
Availability (A): None

Base Score 2.0

4.30

Severity 2.0

MEDIUM

Vulnerable products and versions

CPE	From	Up to
cpe:2.3:a:atlassian:data_center::::::::		8.5.18 (excluding)
cpe:2.3:a:atlassian:jira::::::::		8.5.18 (excluding)
cpe:2.3:a:atlassian:jira_data_center::::::::	8.6.0 (including)	8.13.10 (excluding)
cpe:2.3:a:atlassian:jira_data_center::::::::	8.14.0 (including)	8.18.2 (excluding)
cpe:2.3:a:atlassian:jira_server::::::::	8.6.0 (including)	8.13.10 (excluding)
cpe:2.3:a:atlassian:jira_server::::::::	8.14.0 (including)	8.18.2 (excluding)

To consult the complete list of CPE names with products and versions, see this page

References to Advisories, Solutions, and Tools

https://jira.atlassian.com/browse/JRASERVER-72716