Multiple vulnerabilities in Joomla!



Published: 2019-12-18
Risk Medium
Patch available YES
Number of vulnerabilities 2
CVE-ID CVE-2019-19845
CVE-2019-19846
CWE-ID CWE-200
CWE-89
Exploitation vector Network
Public exploit N/A
Vulnerable software
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Joomla!
Web applications / CMS

Vendor Joomla!

Security Bulletin

This security bulletin contains information about 2 vulnerabilities.

1) Information exposure through externally-generated error message

EUVDB-ID: #VU23651

Risk: Low

CVSSv3.1: 3.2 [CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:N/E:U/RL:O/RC:C]

CVE-ID: CVE-2019-19845

CWE-ID: CWE-200 - Information exposure

Exploit availability: No

Description

The vulnerability allows a remote attacker to gain access to potentially sensitive information.

The vulnerability exists due to excessive data output when displaying error messages. A remote attacker can gain unauthorized access to sensitive information on the system, such full installation path of the web application.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

Joomla!: 3.8.0 - 3.9.13

External links

http://developer.joomla.org/security-centre/796-20191201-core-path-disclosure-in-framework-files.html


Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.

2) SQL injection

EUVDB-ID: #VU23652

Risk: Medium

CVSSv3.1: 4.2 [CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:N/E:U/RL:O/RC:C]

CVE-ID: CVE-2019-19846

CWE-ID: CWE-89 - Improper Neutralization of Special Elements used in an SQL Command ('SQL Injection')

Exploit availability: No

Description

The vulnerability allows a remote attacker to execute arbitrary SQL queries in database.

The vulnerability exists due to insufficient sanitization of user-supplied data. A remote attacker can send a specially crafted request to the affected application and execute arbitrary SQL commands within the application database.

Successful exploitation of this vulnerability may allow a remote attacker to read, delete, modify data in database and gain complete control over the affected application.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

Joomla!: 2.5.0 - 3.9.13

External links

http://developer.joomla.org/security-centre/797-20191202-core-various-sql-injections-through-configuration-parameters.html


Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.



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