Vulnerability CVE-2021-27911

Vulnerability Name:

CVE-2021-27911 (CCN-208407)

Published:

2021-08-30

Updated:

2021-09-10

Summary:

Mautic versions before 3.3.4/4.0.0 are vulnerable to an inline JS XSS attack through the contact's first or last name and triggered when viewing a contact's details page then clicking on the action drop down and hovering over the Campaigns button. Contact first and last name can be populated from different sources such as UI, API, 3rd party syncing, forms, etc.

CVSS v3 Severity:

6.1 Medium (CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N)
5.3 Medium (Temporal CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N/E:U/RL:O/RC:C)

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

8.3 High (CCN CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:C/C:H/I:H/A:H)
7.2 High (CCN Temporal CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:C/C:H/I:H/A:H/E:U/RL:O/RC:C)

Exploitability Metrics:	Attack Vector (AV): Network Attack Complexity (AC): High Privileges Required (PR): None User Interaction (UI): Required
Scope:	Scope (S): Changed
Impact Metrics:	Confidentiality (C): High Integrity (I): High Availibility (A): High

CVSS v2 Severity:

4.3 Medium (CVSS v2 Vector: AV:N/AC:M/Au:N/C:N/I:P/A:N)

Exploitability Metrics:	Access Vector (AV): Network Access Complexity (AC): Medium Authentication (Au): None
Impact Metrics:	Confidentiality (C): None Integrity (I): Partial Availibility (A): None

7.1 High (CCN CVSS v2 Vector: AV:N/AC:H/Au:S/C:C/I:C/A:C)

Exploitability Metrics:	Access Vector (AV): Network Access Complexity (AC): High Athentication (Au): Single_Instance
Impact Metrics:	Confidentiality (C): Complete Integrity (I): Complete Availibility (A): Complete

Vulnerability Type:

CWE-79

Vulnerability Consequences:

Cross-Site Scripting

References:

Source: MITRE
Type: CNA
CVE-2021-27911

Source: XF
Type: UNKNOWN
mautic-cve202127911-xss(208407)

Source: CCN
Type: Mautic GIT Repository
XSS vulnerability on contacts view

Source: CONFIRM
Type: Patch, Third Party Advisory
N/A

Source: CCN
Type: Mautic Web site
Mautic

Source: CCN
Type: WhiteSource Vulnerability Database
CVE-2021-27911

Vulnerable Configuration:

Configuration 1:

cpe:/a:acquia:mautic:*:*:*:*:*:*:*:* (Version < 3.3.4)

OR cpe:/a:acquia:mautic:4.0.0:alpha1:*:*:*:*:*:*

OR cpe:/a:acquia:mautic:4.0.0:beta:*:*:*:*:*:*

OR cpe:/a:acquia:mautic:4.0.0:rc:*:*:*:*:*:*

Configuration CCN 1:

cpe:/a:acquia:mautic:1.3.0:*:*:*:*:*:*:*

OR cpe:/a:acquia:mautic:1.4.1:*:*:*:*:*:*:*

OR cpe:/a:acquia:mautic:2.6.1:*:*:*:*:*:*:*

OR cpe:/a:acquia:mautic:2.1.0:*:*:*:*:*:*:*

OR cpe:/a:mautic:mautic:2.11.0:-:*:*:*:*:*:*

OR cpe:/a:mautic:mautic:2.12.2:-:*:*:*:*:*:*

OR cpe:/a:acquia:mautic:2.13.1:*:*:*:*:*:*:*

Denotes that component is vulnerable

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