VDB-240368 · CVE-2023-43187 · GCVE-0-2023-43187

NodeBB up to 1.18.5 XML-RPC Request xmlrpc.php xml injection

CVSS Meta Temp Score CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.	Current Exploit Price (≈) Our analysts are monitoring exploit markets and are in contact with vulnerability brokers. The range indicates the observed or calculated exploit price to be seen on exploit markets. A good indicator to understand the monetary effort required for and the popularity of an attack.	CTI Interest Score Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
7.9	$0-$5k	0.00

Summaryinfo

A vulnerability, which was classified as critical, was found in NodeBB up to 1.18.5. The impacted element is an unknown function of the file xmlrpc.php of the component XML-RPC Request Handler. Such manipulation leads to an unknown weakness. This vulnerability is listed as CVE-2023-43187. The attack may be performed from remote. There is no available exploit. You should upgrade the affected component.

Detailsinfo

A vulnerability was found in NodeBB up to 1.18.5 and classified as critical. Affected by this issue is some unknown functionality of the file xmlrpc.php of the component XML-RPC Request Handler. Using CWE to declare the problem leads to CWE-91. The product does not properly neutralize special elements that are used in XML, allowing attackers to modify the syntax, content, or commands of the XML before it is processed by an end system. Impacted is confidentiality, integrity, and availability. CVE summarizes:

A remote code execution (RCE) vulnerability in the xmlrpc.php endpoint of NodeBB Inc NodeBB forum software prior to v1.18.6 allows attackers to execute arbitrary code via crafted XML-RPC requests.

The weakness was presented 09/27/2023. The advisory is shared for download at github.com. This vulnerability is handled as CVE-2023-43187 since 09/18/2023. There are known technical details, but no exploit is available. The MITRE ATT&CK project declares the attack technique as T1505.

By approaching the search of inurl:xmlrpc.php it is possible to find vulnerable targets with Google Hacking.

Upgrading to version 1.18.6 eliminates this vulnerability.

VulDB is the best source for vulnerability data and more expert information about this specific topic.

Productinfo

Name

NodeBB

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 8.0
VulDB Meta Temp Score: 7.9

VulDB Base Score: 6.3
VulDB Temp Score: 6.0
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 9.8
NVD Vector: 🔍

CVSSv2info

AV	AC	Au	C	I	A
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💳	💳	💳	💳	💳	💳
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Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

Exploitinginfo

Class: Xml injection
CWE: CWE-91 / CWE-74 / CWE-707
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined
Google Hack: 🔍

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

0-Day	Unlock	Unlock	Unlock	Unlock
Today	Unlock	Unlock	Unlock	Unlock

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: NodeBB 1.18.6

Timelineinfo

09/18/2023 🔍
09/27/2023 +9 days 🔍
09/27/2023 +0 days 🔍
10/16/2023 +19 days 🔍

Sourcesinfo

Advisory: github.com
Status: Confirmed

CVE: CVE-2023-43187 (🔍)
GCVE (CVE): GCVE-0-2023-43187
GCVE (VulDB): GCVE-100-240368

Entryinfo

Created: 09/27/2023 17:45
Updated: 10/16/2023 12:50
Changes: 09/27/2023 17:45 (39), 10/16/2023 12:50 (12)
Complete: 🔍
Cache ID: 216::103