Vulnerability identifier: #VU24744

Vulnerability 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-2020-7596

CWE-ID: CWE-78

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
codecov
Web applications / Modules and components for CMS

Vendor: Codecov

Description

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

The vulnerability exists due to the value provided as part of the "gcov-args" argument is executed by the "exec" function within "lib/codecov.js". A remote unauthenticated attacker can 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

codecov: 1.0.1 - 3.6.1

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External links
http://snyk.io/vuln/SNYK-JS-CODECOV-543183

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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.