7.5 - CVE-2023-4540

Executive Summary

Informations
Name	CVE-2023-4540	First vendor Publication	2023-09-05
Vendor	Cve	Last vendor Modification	2023-10-13

Security-Database Scoring CVSS v3

Cvss vector : CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Overall CVSS Score	7.5
Base Score	7.5	Environmental Score	7.5
impact SubScore	3.6	Temporal Score	7.5
Exploitabality Sub Score	3.9

Attack Vector	Network	Attack Complexity	Low
Privileges Required	None	User Interaction	None
Scope	Unchanged	Confidentiality Impact	None
Integrity Impact	None	Availability Impact	High
Calculate full CVSS 3.0 Vectors scores

Security-Database Scoring CVSS v2

Cvss vector :
Cvss Base Score	N/A	Attack Range	N/A
Cvss Impact Score	N/A	Attack Complexity	N/A
Cvss Expoit Score	N/A	Authentication	N/A
Calculate full CVSS 2.0 Vectors scores

Detail

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.

This issue affects lua-http: all versions before commit ddab283.

Original Source

Url : http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2023-4540

CWE : Common Weakness Enumeration

%	Id	Name
100 %	CWE-755	Improper Handling of Exceptional Conditions

CPE : Common Platform Enumeration

Type	Description	Count
Application	Daurnimator Lua-Http cpe:2.3:a:daurnimator:lua-http:0.4:::::lua::	1

Sources (Detail)

Source	Url
MISC	https://cert.pl/posts/2023/09/CVE-2023-4540/ https://github.com/daurnimator/lua-http/commit/ddab2835c583d45dec62680ca8d3cb... https://https://cert.pl/en/posts/2023/09/CVE-2023-4540/

Alert History

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Date	Informations
2023-10-13 09:27:41	Multiple Updates
2023-10-04 13:27:34	Multiple Updates
2023-09-08 21:27:23	Multiple Updates
2023-09-05 17:27:16	Multiple Updates
2023-09-05 13:27:32	First insertion