CVE-2023-4540
DoS in lua-http library
- State
- Published
- Severity
- 7.5 High
- Published
- Sep 5, 2023
- Updated
- Apr 4, 2025
- Reserved
- Aug 25, 2023
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.
Scores
| CVSS | Score | Vector | Source |
|---|---|---|---|
| 3.1 | 7.5 High | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H | CISA-ADP |
Weaknesses
- CWE-755 Improper Handling of Exceptional Conditions
Affected Products
| Product | Versions |
|---|---|
lua-httpDaurnimator |
|
References
- https://github.com/daurnimator/lua-http/commit/ddab2835c583d45dec62680ca8d3cbde55e0bae6patch
- https://cert.pl/posts/2023/09/CVE-2023-4540/third-party-advisory
- https://cert.pl/en/posts/2023/09/CVE-2023-4540/third-party-advisory
- https://https//cert.pl/en/posts/2023/09/CVE-2023-4540/third-party-advisory
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