#VU37071 Input validation error in serve - CVE-2018-3718

Vulnerability identifier: #VU37071

Vulnerability risk: Medium

CVSSv4.0: 2.7 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:U/U:Green]

CVE-ID: CVE-2018-3718

CWE-ID: CWE-20

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
serve
Web applications / JS libraries

Vendor: Zeit

Description

The vulnerability allows a remote non-authenticated attacker to gain access to sensitive information.

serve node module suffers from Improper Handling of URL Encoding by permitting access to ignored files if a filename is URL encoded.

Mitigation
Install update from vendor's website.

Vulnerable software versions

serve: 6.5.0 - 6.5.1

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External links
https://hackerone.com/reports/308721

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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.