Vulnerability identifier: #VU6383

Vulnerability risk: Low

CVSSv3.1: 3.8 [CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N/E:U/RL:O/RC:C]

CVE-ID: CVE-2017-7988

CWE-ID: CWE-284

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
Joomla!
Web applications / CMS

Vendor: Joomla!

Description

The disclosed vulnerability allows a remote attacker to bypass certain security restrictions.

The vulnerability exists due to improper access control mechanisms. A remote authenticated user can overwrite can the author of an article.

Mitigation
Update to version 3.7.0.

Vulnerable software versions

Joomla!: 3.6.0 - 3.6.5, 3.3.0 - 3.3.6, 3.5.0 - 3.5.9, 3.4.0 - 3.4.8, 3.2.0 - 3.2.7, 3.1.0 - 3.1.6, 3.0.0 - 3.0.4, 2.5.0 - 2.5.28, 1.7.0 - 1.7.5, 1.6.0 - 1.6.6

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External links
http://developer.joomla.org/security-centre.html

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Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote authenticated user via the Internet.

Is there known malware, which exploits this vulnerability?

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