CVE-2021-23484

Public Exploit
Arbitrary File Write via Archive Extraction (Zip Slip)

Description

The package zip-local before 0.3.5 are vulnerable to Arbitrary File Write via Archive Extraction (Zip Slip) which can lead to an extraction of a crafted file outside the intended extraction directory.

Category

9.8
CVSS
Severity: Critical
CVSS 3.1 •
CVSS 2.0 •
EPSS 0.56%
Third-Party Advisory github.com Third-Party Advisory github.com Third-Party Advisory snyk.io
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
https://snyk.io/vuln/SNYK-JS-ZIPLOCAL-2327477 exploit third party advisory patch
https://github.com/Mostafa-Samir/zip-local/blob/master/main.js%23L365 third party advisory broken link
https://github.com/Mostafa-Samir/zip-local/commit/949446a95a660c0752b1db0c654f0fd619ae6085 third party advisory patch

Frequently Asked Questions

What is the severity of CVE-2021-23484?
CVE-2021-23484 has been scored as a critical severity vulnerability.
How to fix CVE-2021-23484?
To fix CVE-2021-23484, 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-2021-23484 being actively exploited in the wild?
It is possible that CVE-2021-23484 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~1% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
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