OS Command Injection in mversion package for npm



Published: 2020-07-02
Risk High
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2020-7688
CWE-ID CWE-78
Exploitation vector Network
Public exploit Public exploit code for vulnerability #1 is available.
Vulnerable software
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mversion
Web applications / Modules and components for CMS

Vendor Mikael Brevik

Security Bulletin

This security bulletin contains one high risk vulnerability.

1) OS Command Injection

EUVDB-ID: #VU29470

Risk: High

CVSSv3.1: 8.8 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H/E:P/RL:O/RC:C]

CVE-ID: CVE-2020-7688

CWE-ID: CWE-78 - Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection')

Exploit availability: No

Description

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

The vulnerability exists due to improper input validation in "tagName" in the "exec" function. A remote unauthenticated attacker can pass specially crafted data to the application and execute arbitrary OS commands on the target system.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

mversion: 0.0.4 - 2.0.0

External links

http://github.com/418sec/huntr/pull/102
http://github.com/mikaelbr/mversion/commit/b7a8b32600e60759a7ad3921ec4a2750bf173482
http://snyk.io/vuln/SNYK-JS-MVERSION-573174


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.



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