Backdoor in 1337qq-js NPM package

Published: 2020-01-13

Risk	Critical
Patch available	NO
Number of vulnerabilities	1
CVE-ID	N/A
CWE-ID	CWE-506
Exploitation vector	Network
Public exploit	N/A
Vulnerable software Subscribe	1337qq-js Web applications / Modules and components for CMS
Vendor	Andre Eleuterio

Security Bulletin

This security bulletin contains one critical risk vulnerability.

1) Embedded malicious code (backdoor)

EUVDB-ID: #VU24229

Risk: Critical

CVSSv3.1: 9 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H/E:U/RL:U/RC:C]

CVE-ID: N/A

CWE-ID: CWE-506 - Embedded Malicious Code

Exploit availability: No

Description

The vulnerability allows a remote attacker to gain unauthorized access to the application.

The vulnerability exists due to presence of embedded malicious functionality in the application code (aka backdoor) that allows a remote attacker to gain unauthorized access to the server.

The package exfiltrates sensitive information through install scripts on Linux/UNIX systems. The information exfiltrated includes:

Environment variables
Running processes
/etc/hosts
uname -a
npmrc file

Remove the package from your system and rotate any compromised credentials.

Mitigation

It is recommended to remove this software.

Vulnerable software versions

1337qq-js: 1.0.2 - 1.0.11

External links

http://www.npmjs.com/advisories/1455

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.