CVE-2023-4540

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.

CVSS v3 7.5 HIGH

7.5^/10

CVSS v3 : HIGH

Vector :

Exploitability : 3.9 / Impact : 3.6

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact HIGH

Scope UNCHANGED

References

Link	Resource
https://cert.pl/en/posts/2023/09/CVE-2023-4540/
https://cert.pl/posts/2023/09/CVE-2023-4540/	Patch Third Party Advisory
https://github.com/daurnimator/lua-http/commit/ddab2835c583d45dec62680ca8d3cbde55e0bae6	Patch
https://cert.pl/posts/2023/09/CVE-2023-4540/	Patch Third Party Advisory
https://github.com/daurnimator/lua-http/commit/ddab2835c583d45dec62680ca8d3cbde55e0bae6	Patch
https://https://cert.pl/en/posts/2023/09/CVE-2023-4540/

Configurations

Configuration 1 (hide)

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

History

14 Mar 2025, 16:15

Type	Values Removed	Values Added
CWE	~~CWE-835~~

21 Nov 2024, 08:35

Type	Values Removed	Values Added
References		() https://https://cert.pl/en/posts/2023/09/CVE-2023-4540/ -
References	~~() https://cert.pl/posts/2023/09/CVE-2023-4540/ - Patch, Third Party Advisory~~	() https://cert.pl/posts/2023/09/CVE-2023-4540/ - Patch, Third Party Advisory
References	~~() https://github.com/daurnimator/lua-http/commit/ddab2835c583d45dec62680ca8d3cbde55e0bae6 - Patch~~	() https://github.com/daurnimator/lua-http/commit/ddab2835c583d45dec62680ca8d3cbde55e0bae6 - Patch

10 Oct 2024, 16:15

Type	Values Removed	Values Added
New CVE

Information

Published : 2023-09-05 08:15

Updated : 2025-03-14 16:15

NVD link : CVE-2023-4540

Mitre link : CVE-2023-4540

CVE.ORG link : CVE-2023-4540

JSON object : View

Products Affected

daurnimator

lua-http

CWE

CWE-755

Improper Handling of Exceptional Conditions

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