Command Injection in RSSHub package for npm



Published: 2021-02-02
Risk High
Patch available NO
Number of vulnerabilities 1
CVE-ID CVE-2021-21278
CWE-ID CWE-77
Exploitation vector Network
Public exploit N/A
Vulnerable software
Subscribe 		RSSHub
Web applications / Modules and components for CMS

Vendor DIYgod

Security Bulletin

This security bulletin contains one high risk vulnerability.

1) Command Injection

EUVDB-ID: #VU50249

Risk: High

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: CVE-2021-21278

CWE-ID: CWE-77 - Command injection

Exploit availability: No

Description

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

The vulnerability exists due to improper input validation. A remote attacker can pass specially crafted data to the application and execute arbitrary commands on the target system.

Mitigation

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

Vulnerable software versions

RSSHub: All versions

External links

http://github.com/DIYgod/RSSHub/commit/7f1c43094e8a82e4d8f036ff7d42568fed00699d
http://github.com/DIYgod/RSSHub/security/advisories/GHSA-pgjj-866w-fc5c
http://www.npmjs.com/package/rsshub


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.



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