Multiple vulnerabilities in Joomla!

Published: 2019-11-05

Risk	Low
Patch available	YES
Number of vulnerabilities	2
CVE-ID	CVE-2019-18650 CVE-2019-18674
CWE-ID	CWE-352 CWE-200
Exploitation vector	Network
Public exploit	N/A
Vulnerable software	Joomla! Web applications / CMS
Vendor	Joomla!

Security Bulletin

This security bulletin contains information about 2 vulnerabilities.

1) Cross-site request forgery

EUVDB-ID: #VU22534

Risk: Low

CVSSv4.0: 1.2 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2019-18650

CWE-ID: CWE-352 - Cross-Site Request Forgery (CSRF)

Exploit availability: No

Description

The vulnerability allows a remote attacker to perform cross-site request forgery attacks.

The vulnerability exists due to insufficient validation of the HTTP request origin in com_template component. A remote attacker can trick the victim to visit a specially crafted web page and perform arbitrary actions on behalf of the victim on the vulnerable website, such as change website appearance.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

Joomla!: 3.2.0 - 3.9.12

CPE2.3

External links

https://developer.joomla.org/security-centre/794-20191001-core-csrf-in-com-template-overrides-view.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) Information disclosure

EUVDB-ID: #VU22535

Risk: Low

CVSSv4.0: 1.7 [CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2019-18674

CWE-ID: CWE-200 - Exposure of sensitive information to an unauthorized actor