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VULNERABILITIES

CVE-2023-4540 Details

Description

Improper Handling of Exceptional Conditions vulnerability in Daurnimator lua-http library allows Excessive Allocation and a denial of service (DoS) attack to be executed by sending a properly crafted request to the server. Such a request causes the program to enter an infinite loop. This issue affects lua-http: all versions before commit ddab283.

Metrics

CVSS 3.x Severity and Vector Strings:

NIST: [email protected]CVSS-B:7.5 HIGHVector:CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
CNA: CISA-ADPCVSS-B:7.5 HIGHVector:CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

References to Advisories, Solutions, and Tools

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URLSource(s)Tag(s)
https://cert.pl/posts/2023/09/CVE-2023-4540/ CVEPatchThird Party Advisory
https://github.com/daurnimator/lua-http/commit/ddab2835c583d45dec62680ca8d3cbde55e0bae6 CVEPatch
https://https://cert.pl/en/posts/2023/09/CVE-2023-4540/ CVE
https://cert.pl/en/posts/2023/09/CVE-2023-4540/ [email protected]
https://cert.pl/posts/2023/09/CVE-2023-4540/ [email protected]PatchThird Party Advisory

see all 6 references

Weakness Enumeration

CWE-IDCWE NameSource
CWE-755Improper Handling of Exceptional Conditions[email protected]
CWE-755Improper Handling of Exceptional Conditions[email protected]

Affected Products

ProductVersions
daurnimator lua-http
0.4

CPE

  • cpe:2.3:a:daurnimator:lua-http:0.4:*:*:*:*:lua:*:*

Remediation

  • No remediation found in references.

Change History

11 change records found show changes

QUICK INFO

CVE Dictionary Entry:
CVE-2023-4540
NVD Published Date:
Sep 5, 2023
NVD Last Modified:
Jun 17, 2026
Source:
[email protected]
CVE-2023-4540 Details - Not Deferred