VDB-288196 · CVE-2024-55877 · GHSA-2r87-74cx-2p7c

xwiki-platform up to 15.10.10/16.4.0 xwiki.WikiMacroClass neutralization of directive

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 was found in xwiki-platform up to 15.10.10/16.4.0. It has been declared as critical. The impacted element is the function xwiki.WikiMacroClass. Executing a manipulation can lead to neutralization of directive. This vulnerability is handled as CVE-2024-55877. The attack can be executed remotely. There is not any exploit available. It is recommended to upgrade the affected component.

Detailsinfo

A vulnerability was found in xwiki-platform up to 15.10.10/16.4.0. It has been declared as critical. This vulnerability affects the function xwiki.WikiMacroClass. The manipulation with an unknown input leads to a neutralization of directive vulnerability. The CWE definition for the vulnerability is CWE-96. The product receives input from an upstream component, but it does not neutralize or incorrectly neutralizes code syntax before inserting the input into an executable resource, such as a library, configuration file, or template. As an impact it is known to affect confidentiality, integrity, and availability. CVE summarizes:

XWiki Platform is a generic wiki platform. Starting in version 9.7-rc-1 and prior to versions 15.10.11, 16.4.1, and 16.5.0, any user with an account can perform arbitrary remote code execution by adding instances of `XWiki.WikiMacroClass` to any page. This compromises the confidentiality, integrity and availability of the whole XWiki installation. This vulnerability has been fixed in XWiki 15.10.11, 16.4.1 and 16.5.0. It is possible to manually apply the patch to the page `XWiki.XWikiSyntaxMacrosList` as a workaround.

The advisory is shared for download at github.com. This vulnerability was named CVE-2024-55877 since 12/11/2024. The exploitation appears to be easy. The attack can be initiated remotely. There are known technical details, but no exploit is available.

Upgrading to version 15.10.11, 16.4.1 or 16.5.0 eliminates this vulnerability. Applying the patch 40e1afe001d61eafdf13f3621b4b597a0e58a3e3 is able to eliminate this problem. The bugfix is ready for download at github.com. The best possible mitigation is suggested to be upgrading to the latest version.

Once again VulDB remains the best source for vulnerability data.

Productinfo

Type

Content Management System

Name

xwiki-platform

Version

License

open-source

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 8.1
VulDB Meta Temp Score: 7.9

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

CNA Base Score: 9.9
CNA Vector (GitHub_M): 🔍

CVSSv2info

AV	AC	Au	C	I	A
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳

Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock

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

Exploitinginfo

Class: Neutralization of directive
CWE: CWE-96 / CWE-20
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

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: xwiki-platform 15.10.11/16.4.1/16.5.0
Patch: 40e1afe001d61eafdf13f3621b4b597a0e58a3e3

Timelineinfo

12/11/2024 🔍
12/12/2024 +1 days 🔍
12/12/2024 +0 days 🔍
12/12/2024 +0 days 🔍

Sourcesinfo

Advisory: GHSA-2r87-74cx-2p7c
Status: Confirmed

CVE: CVE-2024-55877 (🔍)
GCVE (CVE): GCVE-0-2024-55877
GCVE (VulDB): GCVE-100-288196

Entryinfo

Created: 12/12/2024 21:27
Changes: 12/12/2024 21:27 (66)
Complete: 🔍
Cache ID: 216::103