Vulnerability identifier: #VU25687

Vulnerability risk: High

CVSSv3.1: 9.3 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H/E:P/RL:U/RC:C]

CVE-ID: CVE-2019-10798

CWE-ID: CWE-400

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
rdf-graph-array
Web applications / Modules and components for CMS

Vendor: Thomas Bergwinkl

Description

The vulnerability allows a remote attacker to execute arbitrary code on the target system.

The vulnerability exists due to improper input validation within the "rdf.Graph.prototype.add" method. A remote attacker can send a specially crafted request and add or modify properties of Object.prototype.

Mitigation
Cybersecurity Help is currently unaware of any official solution to address this vulnerability.

Vulnerable software versions

rdf-graph-array: 0.3.0 rc1 - 0.3.0 rc6

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External links
http://github.com/rdf-ext-archive/rdf-graph-array/blob/master/index.js#L211
http://snyk.io/vuln/SNYK-JS-RDFGRAPHARRAY-551803

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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. However, proof of concept for this vulnerability is available.