Composer up to 1.10.22/2.1.8 Dependency command injection

Summaryinfo

A vulnerability, which was classified as critical, has been found in Composer up to 1.10.22/2.1.8. The affected element is an unknown function of the component Dependency Handler. Performing a manipulation results in command injection. This vulnerability is cataloged as CVE-2021-41116. It is possible to initiate the attack remotely. There is no exploit available. It is advisable to upgrade the affected component.

Detailsinfo

A vulnerability was found in Composer up to 1.10.22/2.1.8. It has been classified as critical. This affects an unknown functionality of the component Dependency Handler. The manipulation with an unknown input leads to a command injection vulnerability. CWE is classifying the issue as CWE-77. The product constructs all or part of a command using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify the intended command when it is sent to a downstream component. This is going to have an impact on confidentiality, integrity, and availability.

The weakness was shared 10/06/2021 as GHSA-frqg-7g38-6gcf. The advisory is shared at github.com. This vulnerability is uniquely identified as CVE-2021-41116 since 09/15/2021. Neither technical details nor an exploit are publicly available. MITRE ATT&CK project uses the attack technique T1202 for this issue.

Upgrading to version 1.10.23 or 2.1.9 eliminates this vulnerability. Applying the patch ca5e2f8d505fd3bfac6f7c85b82f2740becbc0aa is able to eliminate this problem. The bugfix is ready for download at github.com. The best possible mitigation is suggested to be upgrading to the latest version.

Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Productinfo

Name

• Composer

Version

• 1.10.0
• 1.10.1
• 1.10.2
• 1.10.3
• 1.10.4
• 1.10.5
• 1.10.6
• 1.10.7
• 1.10.8
• 1.10.9
• 1.10.10
• 1.10.11
• 1.10.12
• 1.10.13
• 1.10.14
• 1.10.15
• 1.10.16
• 1.10.17
• 1.10.18
• 1.10.19
• 1.10.20
• 1.10.21
• 1.10.22
• 2.1.0
• 2.1.1
• 2.1.2
• 2.1.3
• 2.1.4
• 2.1.5
• 2.1.6
• 2.1.7
• 2.1.8

License

• open-source

Website

• Product: https://github.com/composer/composer/

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Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

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