CVE-2021-27191

Public Exploit

Description

The get-ip-range package before 4.0.0 for Node.js is vulnerable to denial of service (DoS) if the range is untrusted input. An attacker could send a large range (such as 128.0.0.0/1) that causes resource exhaustion.

7.5

CVSS

Severity: High

CVSS 3.1 •

CVSS 2.0 •

EPSS 0.56%

Third-Party Advisory checkmarx.net Third-Party Advisory github.com Third-Party Advisory netapp.com Third-Party Advisory npmjs.com

Affected: n/a n/a

References

Link	Tags
https://github.com/JoeScho/get-ip-range/commit/98ca22b815c77273cbab259811ab0976118e13b6	third party advisory patch
https://www.npmjs.com/package/get-ip-range	third party advisory product
https://security.netapp.com/advisory/ntap-20210319-0002/	third party advisory
https://advisory.checkmarx.net/advisory/CX-2021-4304	third party advisory exploit

Frequently Asked Questions

What is the severity of CVE-2021-27191?: CVE-2021-27191 has been scored as a high severity vulnerability.
How to fix CVE-2021-27191?: To fix CVE-2021-27191, 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-2021-27191 being actively exploited in the wild?: It is possible that CVE-2021-27191 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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