Vulnerabilities
Misconfiguration
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CVE Vulnerabilities

CVE-2021-3803

Inefficient Regular Expression Complexity

Published: Sep 17, 2021 | Modified: Nov 21, 2024
CVSS 3.x
7.5
HIGH
Source:
NVD
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
CVSS 2.x
5 MEDIUM
AV:N/AC:L/Au:N/C:N/I:N/A:P
RedHat/V2
RedHat/V3
7.5 MODERATE
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Ubuntu
MEDIUM
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Additional information
NVDhttps://nvd.nist.gov/vuln/detail/CVE-2021-3803
CWEhttps://cwe.mitre.org/data/definitions/1333.html

nth-check is vulnerable to Inefficient Regular Expression Complexity

Weakness

The product uses a regular expression with a worst-case computational complexity that is inefficient and possibly exponential.

Affected Software

NameVendorStart VersionEnd Version
Nth-checkNth-check_project*2.0.1 (excluding)
Node-nth-checkUbuntubionic*
Node-nth-checkUbuntuesm-apps/bionic*
Node-nth-checkUbuntuesm-apps/focal*
Node-nth-checkUbuntufocal*
Node-nth-checkUbuntuimpish*
Node-nth-checkUbuntutrusty*
Node-nth-checkUbuntuupstream*
Node-nth-checkUbuntuxenial*

Potential Mitigations

References

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