high
7.8
CWE
400 1333
Advisory Published
CVE Published
Advisory Published
Updated

CVE-2021-3749: Inefficient Regular Expression Complexity in axios/axios

First published: Tue Aug 31 2021(Updated: )

A Regular Expression Denial of Service (ReDoS) vulnerability was found in the nodejs axios. This flaw allows an attacker to provide crafted input to the trim function, which might cause high resources consumption and as a consequence lead to denial of service. The highest threat from this vulnerability is system availability.

Credit: security@huntr.dev security@huntr.dev

Affected SoftwareAffected VersionHow to fix
redhat/kiali<0:v1.24.7.redhat1-1.el8
0:v1.24.7.redhat1-1.el8
npm/axios<0.21.2
0.21.2
redhat/axios<0.21.2
0.21.2
Axios Axios<=0.21.1
Siemens Sinec Ins<1.0
Siemens Sinec Ins=1.0
Siemens Sinec Ins=1.0-sp1
Oracle GoldenGate>=21.1<21.7.0.0.0
IBM Security Guardium Insights<=3.0

Remedy

https://github.com/axios/axios/commit/5b457116e31db0e88fede6c428e969e87f290929

Remedy

https://huntr.dev/bounties/1e8f07fc-c384-4ff9-8498-0690de2e8c31

Remedy

https://lists.apache.org/thread.html/r74d0b359408fff31f87445261f0ee13bdfcac7d66f6b8e846face321@%3Ccommits.druid.apache.org%3E

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Reference Links

Parent vulnerabilities

(Appears in the following advisories)

Frequently Asked Questions

  • What is CVE-2021-3749?

    CVE-2021-3749 is a vulnerability in nodejs axios that allows an attacker to cause a denial of service through a Regular Expression Denial of Service (ReDoS) attack.

  • How does CVE-2021-3749 work?

    CVE-2021-3749 works by allowing an attacker to provide crafted input to the trim function in axios, which can cause high resource consumption and lead to a denial of service.

  • What is the severity of CVE-2021-3749?

    CVE-2021-3749 has a severity rating of 7.5, which is considered high.

  • Is there a fix available for CVE-2021-3749?

    Yes, a fix for CVE-2021-3749 is available in axios version 0.21.2.

  • Where can I find more information about CVE-2021-3749?

    More information about CVE-2021-3749 can be found on the GitHub commit and the Red Hat Security Advisory listed in the references.

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