Vulnerability-Lookup

GSD-2023-4540

Vulnerability from gsd - Updated: 2023-12-13 01:20

Details

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.

Aliases

CVE-2023-4540

Aliases

CVE-2023-4540

JSON

To clipboard

{
  "GSD": {
    "alias": "CVE-2023-4540",
    "id": "GSD-2023-4540"
  },
  "gsd": {
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      "remediation": "unknown",
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}

CVE-2023-4540 (GCVE-0-2023-4540)

Vulnerability from cvelistv5 – Published: 2023-09-05 07:46 – Updated: 2025-04-04 18:33

Title

DoS in lua-http library

Summary

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.

Severity

7.5 (High)


                        
                          CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

SSVC

Exploitation: none Automatable: yes Technical Impact: partial

CISA Coordinator · CISA-ADP (v2.0.3)

Decision recorded 2024-09-30 15:48 UTC

CWE

CWE-755 - Improper Handling of Exceptional Conditions

Assigner

CERT-PL ENISA root

References

4 references

URL	Tags
https://github.com/daurnimator/lua-http/commit/dd…	patch
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-advisoryx_transferred

Impacted products

1 product

Vendor	Product	Version
Daurnimator	lua-http	Affected: 0 , < commit ddab283 (git)

Date Public

2023-09-20 10:00

Credits

Artur Łącki

Show details on NVD website

JSON

To clipboard

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Sightings

Author	Source	Type	Date	Other

Nomenclature

Seen: The vulnerability was mentioned, discussed, or observed by the user.
Confirmed: The vulnerability has been validated from an analyst's perspective.
Published Proof of Concept: A public proof of concept is available for this vulnerability.
Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
Not confirmed: The user expressed doubt about the validity of the vulnerability.
Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.

Detection rules are retrieved from Rulezet.

The MITRE ATT&CK techniques below are AI-generated suggestions, inferred from the description of the vulnerability by the CIRCL/vulnerability-attack-technique-classification-roberta-base model, served locally by ML-Gateway. They have not been verified by an analyst and are provided for guidance only.
The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.
Browse all ATT&CK techniques and the vulnerabilities related to each.

Related by attack behaviour

Vulnerabilities whose description is nearest to this one in the vector space of the CIRCL/vulnerability-attack-technique-biencoder model. This is a similarity search over the bi-encoder space (plain cosine), not a classification, and it has no measured accuracy.