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CVE-2021-41116

Date: October 5, 2021

Composer is an open source dependency manager for the PHP language. In affected versions windows users running Composer to install untrusted dependencies are subject to command injection and should upgrade their composer version. Other OSs and WSL are not affected. The issue has been resolved in composer versions 1.10.23 and 2.1.9. There are no workarounds for this issue.

Language: PHP

Severity Score

Related Resources (9)

https://github.com/FriendsOfPHP/security-advisories/blob/master/composer/composer/CVE-2021-41116.yaml
https://nvd.nist.gov/vuln/detail/CVE-2021-41116
https://www.tenable.com/security/tns-2022-09
https://www.sonarsource.com/blog/securing-developer-tools-package-managers
https://www.sonarsource.com/blog/securing-developer-tools-package-managers/
https://github.com/composer/composer
https://github.com/composer/composer/security/advisories/GHSA-frqg-7g38-6gcf
https://github.com/composer/composer/commit/ca5e2f8d505fd3bfac6f7c85b82f2740becbc0aa
https://www.mend.io/vulnerability-database/CVE-2021-41116

Severity Score

Weakness Type (CWE)

Improper Neutralization of Special Elements used in a Command ('Command Injection')

CWE-77

CVSS v3.1

Base Score:
Attack Vector (AV): NETWORK
Attack Complexity (AC): LOW
Privileges Required (PR): NONE
User Interaction (UI): REQUIRED
Scope (S): CHANGED
Confidentiality (C): HIGH
Integrity (I): LOW
Availability (A): NONE

CVSS v2

Base Score:
Access Vector (AV): NETWORK
Access Complexity (AC): LOW
Authentication (AU): NONE
Confidentiality (C): PARTIAL
Integrity (I): PARTIAL
Availability (A): PARTIAL
Additional information:

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