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CVE-2023-4540

Date: September 5, 2023

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.

Language: LUA

Severity Score

Related Resources (7)

https://github.com/daurnimator/lua-http/commit/ddab2835c583d45dec62680ca8d3cbde55e0bae6
https://security-tracker.debian.org/tracker/CVE-2023-4540
https://cert.pl/posts/2023/09/CVE-2023-4540/
https://nvd.nist.gov/vuln/detail/CVE-2023-4540
https://cert.pl/en/posts/2023/09/CVE-2023-4540/
https://https://cert.pl/en/posts/2023/09/CVE-2023-4540/
https://www.mend.io/vulnerability-database/CVE-2023-4540

Severity Score

Weakness Type (CWE)

Loop with Unreachable Exit Condition ('Infinite Loop')

CWE-835

Improper Handling of Exceptional Conditions

CWE-755

CVSS v3.1

Base Score:
Attack Vector (AV): NETWORK
Attack Complexity (AC): LOW
Privileges Required (PR): NONE
User Interaction (UI): NONE
Scope (S): UNCHANGED
Confidentiality (C): NONE
Integrity (I): NONE
Availability (A): HIGH

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