Debian Linux
CVE-2021-3803
HIGH
Severity by source
AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Primary rating from NVD · only source for this CVE.
CVSS VectorNVD
Lifecycle Timeline
1Blast Radius
ecosystem impact- 6 npm packages depend on nth-check (6 direct, 0 indirect)
Ecosystem-wide dependent count for version 2.0.1.
DescriptionNVD
nth-check is vulnerable to Inefficient Regular Expression Complexity
AnalysisAI
nth-check is vulnerable to Inefficient Regular Expression Complexity. Rated high severity (CVSS 7.5), this vulnerability is remotely exploitable, no authentication required, low attack complexity. Public exploit code available.
Technical ContextAI
This vulnerability is classified under CWE-1333. nth-check is vulnerable to Inefficient Regular Expression Complexity Affected products include: Nth-Check Project Nth-Check, Debian Debian Linux.
RemediationAI
A vendor patch is available. Apply the latest security update as soon as possible. Apply vendor patches when available. Implement network segmentation and monitoring as interim mitigations.
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External POC / Exploit Code
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