CVE-2021-23343

Public Exploit

Regular Expression Denial of Service (ReDoS)

Description

All versions of package path-parse are vulnerable to Regular Expression Denial of Service (ReDoS) via splitDeviceRe, splitTailRe, and splitPathRe regular expressions. ReDoS exhibits polynomial worst-case time complexity.

5.3

CVSS

Severity: Medium

CVSS 3.1 •

CVSS 2.0 •

EPSS 0.35%

Third-Party Advisory github.com Third-Party Advisory snyk.io Third-Party Advisory snyk.io

Affected: n/a path-parse

References

Link	Tags
https://snyk.io/vuln/SNYK-JS-PATHPARSE-1077067	third party advisory exploit
https://snyk.io/vuln/SNYK-JAVA-ORGWEBJARSNPM-1279028	third party advisory exploit
https://github.com/jbgutierrez/path-parse/issues/8	third party advisory issue tracking exploit
https://lists.apache.org/thread.html/r6a32cb3eda3b19096ad48ef1e7aa8f26e005f2f63765abb69ce08b85%40%3Cdev.myfaces.apache.org%3E	mailing list

Frequently Asked Questions

What is the severity of CVE-2021-23343?: CVE-2021-23343 has been scored as a medium severity vulnerability.
How to fix CVE-2021-23343?: To fix CVE-2021-23343, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2021-23343 being actively exploited in the wild?: It is possible that CVE-2021-23343 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2021-23343?: CVE-2021-23343 affects n/a path-parse.

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