Joomla CMS up to 3.9.1 Global Configuration Stored cross site scripting
CVSS Meta Temp Score | Current Exploit Price (≈) | CTI Interest Score |
---|---|---|
4.3 | $0-$5k | 0.00 |
A vulnerability has been found in Joomla CMS up to 3.9.1 (Content Management System) and classified as problematic. This vulnerability affects an unknown code block of the component Global Configuration. The manipulation with an unknown input leads to a cross site scripting vulnerability (Stored). The CWE definition for the vulnerability is CWE-79. The product does not neutralize or incorrectly neutralizes user-controllable input before it is placed in output that is used as a web page that is served to other users. As an impact it is known to affect integrity. CVE summarizes:
An issue was discovered in Joomla! before 3.9.2. Inadequate checks of the Global Configuration helpurl settings allowed stored XSS.
The bug was discovered 01/01/2019. The weakness was published 01/16/2019 by Basti (Website). The advisory is shared for download at developer.joomla.org. This vulnerability was named CVE-2019-6262 since 01/14/2019. The attack can be initiated remotely. The requirement for exploitation is a single authentication. Successful exploitation requires user interaction by the victim. There are neither technical details nor an exploit publicly available. The MITRE ATT&CK project declares the attack technique as T1059.007.
The vulnerability was handled as a non-public zero-day exploit for at least 14 days. During that time the estimated underground price was around $0-$5k. The vulnerability scanner Nessus provides a plugin with the ID 121188 (Joomla! < 3.9.2 Multiple Stored XSS 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 13396 (Joomla! Core Stored XSS Vulnerabilities [20190101-20190104]).
Upgrading to version 3.9.2 eliminates this vulnerability. A possible mitigation has been published even before and not after the disclosure of the vulnerability.
The vulnerability is also documented in the vulnerability database at Tenable (121188). Similar entries are available at 129819, 129821 and 129822.
Product
Type
Vendor
Name
Version
License
CPE 2.3
CPE 2.2
CVSSv4
VulDB CVSS-B Score: 🔍VulDB CVSS-BT Score: 🔍
VulDB Vector: 🔍
VulDB Reliability: 🔍
CVSSv3
VulDB Meta Base Score: 4.4VulDB Meta Temp Score: 4.4
VulDB Base Score: 3.5
VulDB Temp Score: 3.4
VulDB Vector: 🔍
VulDB Reliability: 🔍
NVD Base Score: 5.4
NVD Vector: 🔍
CVSSv2
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Vector | Complexity | Authentication | Confidentiality | Integrity | Availability |
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍
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Exploiting
Name: StoredClass: Cross site scripting / Stored
CWE: CWE-79 / CWE-74 / CWE-707
ATT&CK: T1059.007
Local: No
Remote: Yes
Availability: 🔍
Status: Not defined
EPSS Score: 🔍
EPSS Percentile: 🔍
Price Prediction: 🔍
Current Price Estimation: 🔍
0-Day | unlock | unlock | unlock | unlock |
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Today | unlock | unlock | unlock | unlock |
Nessus ID: 121188
Nessus Name: Joomla! < 3.9.2 Multiple Stored XSS Vulnerabilities
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍
Qualys ID: 🔍
Qualys Name: 🔍
Threat Intelligence
Interest: 🔍Active Actors: 🔍
Active APT Groups: 🔍
Countermeasures
Recommended: UpgradeStatus: 🔍
0-Day Time: 🔍
Upgrade: CMS 3.9.2
Timeline
01/01/2019 🔍01/14/2019 🔍
01/15/2019 🔍
01/15/2019 🔍
01/16/2019 🔍
01/16/2019 🔍
01/16/2019 🔍
01/17/2019 🔍
05/31/2020 🔍
Sources
Vendor: joomla.orgAdvisory: developer.joomla.org
Researcher: Basti
Status: Confirmed
Confirmation: 🔍
CVE: CVE-2019-6262 (🔍)
SecurityFocus: 106638 - Joomla! Core Multiple HTML Injection Vulnerabilities
See also: 🔍
Entry
Created: 01/17/2019 11:49Updated: 05/31/2020 18:42
Changes: 01/17/2019 11:49 (75), 05/31/2020 18:42 (6)
Complete: 🔍
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