#VU17848 Stored cross-site scripting in Splunk Enterprise and Splunk Light - CVE-2019-5727

Vulnerability identifier: #VU17848

Vulnerability risk: Low

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

CVE-ID: CVE-2019-5727

CWE-ID: CWE-79

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
Splunk Enterprise
Server applications / IDS/IPS systems, Firewalls and proxy servers
Splunk Light
Server applications / IDS/IPS systems, Firewalls and proxy servers

Vendor: Splunk Inc.

Description

The disclosed vulnerability allows a remote attacker to perform cross-site scripting (XSS) attacks.

The vulnerability exists due to insufficient sanitization of user-supplied data. A remote attacker can trick the victim to follow a specially crafted link and execute arbitrary HTML and script code in user's browser in context of vulnerable website.

Successful exploitation of this vulnerability may allow a remote attacker to steal potentially sensitive information, change appearance of the web page, perform phishing and drive-by-download attacks.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

Splunk Enterprise: 6.0.0 - 6.0.14, 6.1.0 - 6.1.13, 6.2.0 - 6.2.14, 6.3.0 - 6.3.11, 6.4.0 - 6.4.8, 6.5.0 - 6.5.4, 6.6.4

Splunk Light: 6.2.2 - 6.5.3

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External links
https://www.splunk.com/view/SP-CAAAQAF

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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.