Remote code execution in Codeception



Risk High
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2021-23420
CWE-ID CWE-502
Exploitation vector Network
Public exploit N/A
Vulnerable software
 Codeception
Web applications / Modules and components for CMS

Vendor Codeception Testing Framework

Security Bulletin

This security bulletin contains one high risk vulnerability.

1) Deserialization of Untrusted Data

EUVDB-ID: #VU55857

Risk: High

CVSSv3.1: 8.5 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2021-23420

CWE-ID: CWE-502 - Deserialization of Untrusted Data

Exploit availability: No

Description

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

The vulnerability exists due to insecure input validation when processing serialized data within the "RunProcess" class. A remote attacker can pass specially crafted data to the application and execute arbitrary code 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

Codeception: 3.0.0 - 4.1.21

CPE2.3 External links

http://github.com/Codeception/Codeception/pull/6241
http://snyk.io/vuln/SNYK-PHP-CODECEPTIONCODECEPTION-1324585
http://github.com/Codeception/Codeception/blob/4.1/ext/RunProcess.php%23L52
http://github.com/JinYiTong/poc


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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