Vulnerability identifier: #VU31291

Vulnerability risk: Low

CVSSv3.1: 5.3 [CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N/E:U/RL:O/RC:C]

CVE-ID: CVE-2018-11650

CWE-ID: CWE-79

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
Graylog
Client/Desktop applications / Office applications

Vendor: Graylog

Description

The vulnerability allows a remote non-authenticated attacker to read and manipulate data.

Graylog before v2.4.4 has an XSS security issue with unescaped text in notifications, related to toastr and util/UserNotification.js.

Mitigation
Install update from vendor's website.

Vulnerable software versions

Graylog: 2.4.0 - 2.4.3

---

External links
http://github.com/Graylog2/graylog2-server/pull/4727
http://www.graylog.org/post/announcing-graylog-v2-4-4

---

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.