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Unhandled crash in npm posix

High severity GitHub Reviewed Published Jun 11, 2022 to the GitHub Advisory Database • Updated Jan 27, 2023

Package

npm posix (npm)

Affected versions

<= 4.2.0

Patched versions

None

Description

This affects all versions of package posix. When invoking the toString method, it will fallback to 0x0 value, as the value of toString is not invokable (not a function), and then it will crash with type-check.

References

Published by the National Vulnerability Database Jun 10, 2022
Published to the GitHub Advisory Database Jun 11, 2022
Reviewed Jun 17, 2022
Last updated Jan 27, 2023

Severity

High
7.5
/ 10

CVSS base metrics

Attack vector
Network
Attack complexity
Low
Privileges required
None
User interaction
None
Scope
Unchanged
Confidentiality
None
Integrity
None
Availability
High
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Weaknesses

CVE ID

CVE-2022-21211

GHSA ID

GHSA-27mx-gchc-6xjp

Source code

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