OS Command Injection in lookatme package

1) OS Command Injection

EUVDB-ID: #VU48079

Risk: Medium

CVSSv3.1: 7.7 [CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2020-15271

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 the built-in "terminal" and "file_loader" extensions. A remote authenticated 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

lookatme: 0.0.1 - 2.2.0

External links

http://github.com/d0c-s4vage/lookatme/commit/72fe36b784b234548d49dae60b840c37f0eb8d84
http://github.com/d0c-s4vage/lookatme/pull/110
http://github.com/d0c-s4vage/lookatme/releases/tag/v2.3.0
http://github.com/d0c-s4vage/lookatme/security/advisories/GHSA-c84h-w6cr-5v8q
http://pypi.org/project/lookatme/#history

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote authenticated user via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.