Concrete CMS up to 8.5.9/9.1.2 DNS Request xml external entity reference

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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4.3$0-$5k0.00

A vulnerability was found in Concrete CMS up to 8.5.9/9.1.2 (Content Management System). It has been declared as problematic. This vulnerability affects an unknown functionality of the component DNS Request Handler. The manipulation with an unknown input leads to a xml external entity reference vulnerability. The CWE definition for the vulnerability is CWE-611. The product processes an XML document that can contain XML entities with URIs that resolve to documents outside of the intended sphere of control, causing the product to embed incorrect documents into its output. As an impact it is known to affect confidentiality. CVE summarizes:

Concrete CMS (formerly concrete5) below 8.5.10 and between 9.0.0 and 9.1.2 is vulnerable to XXE based DNS requests leading to IP disclosure.

The weakness was released 11/15/2022. The advisory is shared for download at documentation.concretecms.org. This vulnerability was named CVE-2022-43689 since 10/24/2022. There are neither technical details nor an exploit publicly available.

Upgrading to version 8.5.10 or 9.1.3 eliminates this vulnerability. The upgrade is hosted for download at github.com.

Productinfo

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Vendor

Name

Version

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB CVSS-B Score: 🔍
VulDB CVSS-BT Score: 🔍
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 4.4
VulDB Meta Temp Score: 4.3

VulDB Base Score: 3.5
VulDB Temp Score: 3.4
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 5.3
NVD Vector: 🔍

CVSSv2info

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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

Exploitinginfo

Class: Xml external entity reference
CWE: CWE-611 / CWE-610
CAPEC: 🔍
ATT&CK: 🔍

Local: No
Remote: Partially

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: CMS 8.5.10/9.1.3

Timelineinfo

10/24/2022 🔍
11/15/2022 +22 days 🔍
11/15/2022 +0 days 🔍
12/18/2022 +33 days 🔍

Sourcesinfo

Advisory: documentation.concretecms.org
Status: Confirmed

CVE: CVE-2022-43689 (🔍)

Entryinfo

Created: 11/15/2022 11:13 AM
Updated: 12/18/2022 02:12 PM
Changes: 11/15/2022 11:13 AM (42), 12/18/2022 02:12 PM (11)
Complete: 🔍
Cache ID: 18:EAA:40

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