Contao CMS up to 4.13.48/5.3.14/5.4.2 Canonical Tag injection

Summaryinfo

A vulnerability was found in Contao CMS up to 4.13.48/5.3.14/5.4.2 and classified as problematic. This impacts an unknown function of the component Canonical Tag Handler. Executing a manipulation can lead to input validation. This vulnerability is tracked as CVE-2024-45612. The attack can be launched remotely. No exploit exists. It is suggested to upgrade the affected component.

Detailsinfo

A vulnerability was found in Contao CMS up to 4.13.48/5.3.14/5.4.2. It has been declared as problematic. This vulnerability affects an unknown code of the component Canonical Tag Handler. The manipulation with an unknown input leads to a input validation vulnerability. The CWE definition for the vulnerability is CWE-74. The product constructs all or part of a command, data structure, or record using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify how it is parsed or interpreted when it is sent to a downstream component. As an impact it is known to affect confidentiality. CVE summarizes:

Contao is an Open Source CMS. In affected versions an untrusted user can inject insert tags into the canonical tag, which are then replaced on the web page (front end). Users are advised to update to Contao 4.13.49, 5.3.15 or 5.4.3. Users unable to upgrade should disable canonical tags in the root page settings.

The advisory is shared for download at github.com. This vulnerability was named CVE-2024-45612 since 09/02/2024. The exploitation appears to be easy. The attack can be initiated remotely. No form of authentication is required for a successful exploitation. There are neither technical details nor an exploit publicly available. The MITRE ATT&CK project declares the attack technique as T1055.

Upgrading to version 4.13.49, 5.3.15 or 5.4.3 eliminates this vulnerability.

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Productinfo

Type

• Content Management System

Vendor

• Contao

Name

• CMS

Version

• 4.13.0
• 4.13.1
• 4.13.2
• 4.13.3
• 4.13.4
• 4.13.5
• 4.13.6
• 4.13.7
• 4.13.8
• 4.13.9
• 4.13.10
• 4.13.11
• 4.13.12
• 4.13.13
• 4.13.14
• 4.13.15
• 4.13.16
• 4.13.17
• 4.13.18
• 4.13.19
• 4.13.20
• 4.13.21
• 4.13.22
• 4.13.23
• 4.13.24
• 4.13.25
• 4.13.26
• 4.13.27
• 4.13.28
• 4.13.29
• 4.13.30
• 4.13.31
• 4.13.32
• 4.13.33
• 4.13.34
• 4.13.35
• 4.13.36
• 4.13.37
• 4.13.38
• 4.13.39
• 4.13.40
• 4.13.41
• 4.13.42
• 4.13.43
• 4.13.44
• 4.13.45
• 4.13.46
• 4.13.47
• 4.13.48
• 5.3.0
• 5.3.1
• 5.3.2
• 5.3.3
• 5.3.4
• 5.3.5
• 5.3.6
• 5.3.7
• 5.3.8
• 5.3.9
• 5.3.10
• 5.3.11
• 5.3.12
• 5.3.13
• 5.3.14
• 5.4.0
• 5.4.1
• 5.4.2

CPE 2.3info

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CPE 2.2info

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