CVE-2021-41167: Uncontrolled Resource Consumption

October 20, 2021 (updated August 12, 2022)

modern-async is an open source JavaScript tooling library for asynchronous operations using async/await and promises. They should limit the concurrency of some actions but, in practice, they don’t. Any code calling these functions will be written thinking they would limit the concurrency but they won’t. This could lead to potential security issues in other projects. The problem has been patched There is no workaround.

References

github.com/nicolas-van/modern-async/issues/5
nvd.nist.gov/vuln/detail/CVE-2021-41167

Code Behaviors & Features

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