#VU37711 Cross-site scripting in BookStack - CVE-2017-1000462

Vulnerability identifier: #VU37711

Vulnerability risk: Low

CVSSv4.0: 0.4 [CVSS:4.0/AV:L/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-2017-1000462

CWE-ID: CWE-79

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
BookStack
Client/Desktop applications / Other client software

Vendor: Dan Brown

Description

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

BookStack version 0.18.4 is vulnerable to stored cross-site scripting, within the page creation page, which can result in disruption of service and execution of javascript code.

Mitigation
Install update from vendor's website.

Vulnerable software versions

BookStack: 0.18.4

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External links
https://github.com/BookStackApp/BookStack/issues/575

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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.