CVE-2023-2789: GNU cflow parser.c parse_variable_declaration denial of service

Published May 18, 2023
·
Updated

A vulnerability was found in GNU cflow 1.7. It has been rated as problematic. This issue affects the function funcbody/parsevariabledeclaration of the file parser.c. The manipulation leads to denial of service. The exploit has been disclosed to the public and may be used. The identifier VDB-229373 was assigned to this vulnerability. NOTE: The vendor was contacted early about this disclosure but did not respond in any way.

Affected Software

1 affected component
GNU cflow=1.7

Event History

May 18, 2023
CVE Published
12:31 PM
Data Sourced
12:31 PM
DescriptionSeverityWeakness
Data Sourced
via NVD·01:15 PM
DescriptionSeverityWeaknessAffected Software
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Frequently Asked Questions

1

What is CVE-2023-2789?

CVE-2023-2789 is a vulnerability found in GNU cflow 1.7 that allows for denial of service due to a manipulation issue in the func_body/parse_variable_declaration function of the file parser.c.

2

What is the severity of CVE-2023-2789?

The severity of CVE-2023-2789 is rated as high with a severity value of 7.5.

3

How does CVE-2023-2789 affect GNU cflow?

CVE-2023-2789 affects GNU cflow 1.7 and can lead to denial of service.

4

Is there a publicly available exploit for CVE-2023-2789?

Yes, there is a publicly available exploit for CVE-2023-2789.

5

How can I fix CVE-2023-2789?

To fix CVE-2023-2789, it is recommended to update GNU cflow to a version that addresses the vulnerability.

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