Vulnerability identifier: #VU38992

Vulnerability risk: Medium

CVSSv3.1: 5.5 [CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L/E:U/RL:O/RC:C]

CVE-ID: CVE-2017-7489

CWE-ID: CWE-269

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
Moodle
Web applications / Other software

Vendor: moodle.org

Description

The vulnerability allows a remote authenticated user to read and manipulate data.

In Moodle 2.x and 3.x, remote authenticated users can take ownership of arbitrary blogs by editing an external blog link.

Mitigation
Install update from vendor's website.

Vulnerable software versions

Moodle: 2.7.0 - 2.7.18, 3.0.0 - 3.0.8, 3.1.0 - 3.1.4, 3.2.0 - 3.2.2

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External links
http://moodle.org/mod/forum/discuss.php?d=352353

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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.