Joomla CMS up to 3.8.3 Hathor postinstall Message Variable sql injection

CVSS Meta Temp Score
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CTI Interest Score
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8.2$0-$5k0.00

Summaryinfo

A vulnerability classified as critical has been found in Joomla CMS up to 3.8.3. The affected element is an unknown function of the component Hathor postinstall Message Handler. This manipulation as part of Variable causes sql injection. This vulnerability is tracked as CVE-2018-6376. The attack is possible to be carried out remotely. No exploit exists. It is recommended to upgrade the affected component.

Detailsinfo

A vulnerability has been found in Joomla CMS up to 3.8.3 (Content Management System) and classified as critical. Affected by this vulnerability is some unknown processing of the component Hathor postinstall Message Handler. The manipulation as part of a Variable leads to a sql injection vulnerability. The CWE definition for the vulnerability is CWE-89. The product constructs all or part of an SQL command using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify the intended SQL command when it is sent to a downstream component. As an impact it is known to affect confidentiality, integrity, and availability. The summary by CVE is:

In Joomla! before 3.8.4, the lack of type casting of a variable in a SQL statement leads to a SQL injection vulnerability in the Hathor postinstall message.

The weakness was disclosed 01/30/2018 (Website). The advisory is shared at developer.joomla.org. This vulnerability is known as CVE-2018-6376 since 01/29/2018. The exploitation appears to be easy. The attack can be launched remotely. The exploitation doesn't need any form of authentication. Neither technical details nor an exploit are publicly available. MITRE ATT&CK project uses the attack technique T1505 for this issue.

The vulnerability scanner Nessus provides a plugin with the ID 106631 (Joomla! 1.5.0 < 3.8.4 Multiple Vulnerabilities), which helps to determine the existence of the flaw in a target environment. It is assigned to the family CGI abuses and running in the context r. The commercial vulnerability scanner Qualys is able to test this issue with plugin 154017 (Joomla! Prior to 3.8.4 Multiple Vulnerabilities).

Upgrading to version 3.8.4 eliminates this vulnerability. A possible mitigation has been published immediately after the disclosure of the vulnerability.

The vulnerability is also documented in the databases at Tenable (106631) and SecurityFocus (BID 102916†). The entries VDB-112658, VDB-112659 and VDB-112660 are pretty similar. Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Productinfo

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Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 8.5
VulDB Meta Temp Score: 8.4

VulDB Base Score: 7.3
VulDB Temp Score: 7.0
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 9.8
NVD Vector: 🔍

CVSSv2info

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

NVD Base Score: 🔍

Exploitinginfo

Class: Sql injection
CWE: CWE-89 / CWE-74 / CWE-707
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 106631
Nessus Name: Joomla! 1.5.0 < 3.8.4 Multiple Vulnerabilities
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

OpenVAS ID: 865955
OpenVAS Name: Joomla! SQL Injection And Cross Site Scripting Vulnerabilities
OpenVAS File: 🔍
OpenVAS Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

Reaction Time: 🔍
0-Day Time: 🔍
Exposure Time: 🔍

Upgrade: CMS 3.8.4

Timelineinfo

01/29/2018 🔍
01/30/2018 +1 days 🔍
01/30/2018 +0 days 🔍
01/30/2018 +0 days 🔍
01/30/2018 +0 days 🔍
01/31/2018 +1 days 🔍
02/06/2018 +6 days 🔍
02/02/2021 +1092 days 🔍

Sourcesinfo

Vendor: joomla.org

Advisory: developer.joomla.org
Status: Not defined
Confirmation: 🔍

CVE: CVE-2018-6376 (🔍)
GCVE (CVE): GCVE-0-2018-6376
GCVE (VulDB): GCVE-100-112657
SecurityFocus: 102916 - Joomla! Core CVE-2018-6376 SQL-Injection Vulnerability
SecurityTracker: 1040316

See also: 🔍

Entryinfo

Created: 01/31/2018 09:04
Updated: 02/02/2021 11:57
Changes: 01/31/2018 09:04 (75), 05/31/2020 16:42 (4), 02/02/2021 11:57 (2)
Complete: 🔍
Cache ID: 216::103

Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

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