Joomla CMS up to 3.8.12 Tags Search access control

CVSS Meta Temp Score
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CTI Interest Score
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5.2$0-$5k0.00

Summaryinfo

A vulnerability classified as critical has been found in Joomla CMS up to 3.8.12. This impacts an unknown function of the component Tags Search Handler. Performing a manipulation results in access control. This vulnerability is known as CVE-2018-17857. Remote exploitation of the attack is possible. No exploit is available. It is recommended to upgrade the affected component.

Detailsinfo

A vulnerability classified as critical has been found in Joomla CMS up to 3.8.12 (Content Management System). This affects some unknown processing of the component Tags Search Handler. The manipulation with an unknown input leads to a access control vulnerability. CWE is classifying the issue as CWE-284. The product does not restrict or incorrectly restricts access to a resource from an unauthorized actor. This is going to have an impact on confidentiality, integrity, and availability. The summary by CVE is:

An issue was discovered in Joomla! before 3.8.13. Inadequate checks on the tags search fields can lead to an access level violation.

The bug was discovered 10/04/2018. The weakness was published 10/09/2018 by Paul (Website). The advisory is shared at developer.joomla.org. This vulnerability is uniquely identified as CVE-2018-17857 since 10/01/2018. The exploitability is told to be easy. It is possible to initiate the attack remotely. Required for exploitation is a authentication. Neither technical details nor an exploit are publicly available. MITRE ATT&CK project uses the attack technique T1068 for this issue.

The vulnerability scanner Nessus provides a plugin with the ID 118069 (Joomla! < 3.8.13 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 154022 (Joomla! Core Access level Violation in com_tags Vulnerability [20181003]).

Upgrading to version 3.8.13 eliminates this vulnerability. A possible mitigation has been published before and not just after the disclosure of the vulnerability.

The vulnerability is also documented in the databases at Tenable (118069) and SecurityFocus (BID 105559†). Similar entries are available at VDB-125143, VDB-125144, VDB-125146 and VDB-125147. Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Productinfo

Type

Vendor

Name

Version

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.3
VulDB Meta Temp Score: 5.2

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

NVD Base Score: 4.3
NVD Vector: 🔍

CVSSv2info

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

NVD Base Score: 🔍

Exploitinginfo

Class: Access control
CWE: CWE-284 / CWE-266
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: 118069
Nessus Name: Joomla! < 3.8.13 Multiple Vulnerabilities
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: CMS 3.8.13

Timelineinfo

10/01/2018 🔍
10/02/2018 +1 days 🔍
10/02/2018 +0 days 🔍
10/04/2018 +2 days 🔍
10/09/2018 +4 days 🔍
10/09/2018 +0 days 🔍
10/10/2018 +1 days 🔍
10/12/2018 +2 days 🔍
05/23/2023 +1684 days 🔍

Sourcesinfo

Vendor: joomla.org

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

CVE: CVE-2018-17857 (🔍)
GCVE (CVE): GCVE-0-2018-17857
GCVE (VulDB): GCVE-100-125145
SecurityFocus: 105559 - Joomla! Core Multiple Security Vulnerabilities
SecurityTracker: 1041914

See also: 🔍

Entryinfo

Created: 10/10/2018 13:10
Updated: 05/23/2023 17:40
Changes: 10/10/2018 13:10 (73), 05/31/2020 18:22 (6), 05/23/2023 17:40 (4)
Complete: 🔍
Cache ID: 216::103

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

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