high
7.8
CWE
1321
Advisory Published
Advisory Published
Updated

CVE-2021-43138

First published: Wed Apr 06 2022(Updated: )

A vulnerability exists in Async through 3.2.1 for 3.x and through 2.6.3 for 2.x (fixed in 3.2.2 and 2.6.4), which could let a malicious user obtain privileges via the `mapValues()` method.

Credit: cve@mitre.org cve@mitre.org cve@mitre.org

Affected SoftwareAffected VersionHow to fix
redhat/async<3.2.2
3.2.2
redhat/async<2.6.4
2.6.4
Async Project Async<2.6.4
Async Project Async>=3.0.0<3.2.2
Fedoraproject Fedora=36
Fedoraproject Fedora=37
npm/async>=2.0.0<2.6.4
2.6.4
npm/async>=3.0.0<3.2.2
3.2.2
IBM Cognos Analytics<=12.0.0-12.0.3
IBM Cognos Analytics<=11.2.0-11.2.4 FP4

Remedy

https://github.com/caolan/async/commit/e1ecdbf79264f9ab488c7799f4c76996d5dca66d

Remedy

https://github.com/caolan/async/compare/v2.6.3...v2.6.4

Remedy

https://github.com/caolan/async/pull/1828

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Reference Links

Parent vulnerabilities

(Appears in the following advisories)

Frequently Asked Questions

  • What is the vulnerability ID of this flaw in async package?

    The vulnerability ID is CVE-2021-43138.

  • What is the severity level of CVE-2021-43138?

    The severity level of CVE-2021-43138 is high with a CVSS score of 7.8.

  • How can a remote attacker exploit CVE-2021-43138?

    A remote attacker can exploit CVE-2021-43138 by persuading a victim to open a specially-crafted file, allowing them to execute arbitrary code on the system.

  • Which versions of the async package are affected by CVE-2021-43138?

    The async package versions up to and excluding 3.2.2 and 2.6.4 are affected by CVE-2021-43138.

  • How can I fix the vulnerability in async package with CVE-2021-43138?

    To fix the vulnerability in async package with CVE-2021-43138, update to version 3.2.2 (for versions 3.x) or 2.6.4 (for versions 2.x).

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