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GoogleOSV:CVE-2023-4540

HistorySep 05, 2023 - 8:15 a.m.

CVE-2023-4540

2023-09-0508:15:40

Google

osv.dev

daurnimator lua-http

excessive allocation

denial of service (dos)

7.5 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

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

7 High

AI Score

Confidence

High

0.0005 Low

EPSS

Percentile

19.0%

JSON

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.

CPENameOperatorVersion
lua-httpeq0.1
lua-httpeq0.4
lua-httpeq0.2
lua-httpeq0.3

Name	Operator	Version
lua-http	eq	0.1
lua-http	eq	0.4
lua-http	eq	0.2
lua-http	eq	0.3

References

cert.pl/posts/2023/09/CVE-2023-4540/

github.com/daurnimator/lua-http/commit/ddab2835c583d45dec62680ca8d3cbde55e0bae6

https://cert.pl/en/posts/2023/09/CVE-2023-4540/

7.5 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

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

7 High

AI Score

Confidence

High

0.0005 Low

EPSS

Percentile

19.0%

JSON

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