CVE-2023-2789 : A vulnerability was found in GNU cflow 1.7. It has been rated as problematic. This issue affects the function func

A vulnerability was found in GNU cflow 1.7. It has been rated as problematic. This issue affects the function func_body/parse_variable_declaration 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.

Published 2023-05-18 13:15:10

Updated 2024-05-17 02:23:16

Source VulDB

View at NVD, CVE.org

Vulnerability category: Denial of service

Exploit prediction scoring system (EPSS) score for CVE-2023-2789

EPSS FAQ

0.09%

Probability of exploitation activity in the next 30 days EPSS Score History

~ 40 %

Percentile, the proportion of vulnerabilities that are scored at or less

CVSS scores for CVE-2023-2789

Base Score	Base Severity	CVSS Vector	Exploitability Score	Impact Score	Score Source	First Seen
2.7	LOW	AV:A/AC:L/Au:S/C:N/I:N/A:P	5.1	2.9	VulDB
Access Vector: Adjacent Network Access Complexity: Low Authentication: Single Confidentiality Impact: None Integrity Impact: None Availability Impact: Partial
3.5	LOW	CVSS:3.0/AV:A/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L	2.1	1.4	VulDB
Attack Vector: Adjacent Network Attack Complexity: Low Privileges Required: Low User Interaction: None Scope: Unchanged Confidentiality: None Integrity: None Availability: Low
3.5	LOW	CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L	2.1	1.4	VulDB	2024-02-29
Attack Vector: Adjacent Network Attack Complexity: Low Privileges Required: Low User Interaction: None Scope: Unchanged Confidentiality: None Integrity: None Availability: Low
7.5	HIGH	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H	3.9	3.6	NIST
Attack Vector: Network Attack Complexity: Low Privileges Required: None User Interaction: None Scope: Unchanged Confidentiality: None Integrity: None Availability: High

References for CVE-2023-2789

https://github.com/DaisyPo/fuzzing-vulncollect/files/11343936/poc-file.zip

Exploit
https://vuldb.com/?id.229373

CVE-2023-2789: GNU cflow parser.c parse_variable_declaration denial of service
Permissions Required;Third Party Advisory
https://vuldb.com/?ctiid.229373

CVE-2023-2789: GNU cflow parser.c parse_variable_declaration denial of service
Permissions Required;Third Party Advisory
https://github.com/DaisyPo/fuzzing-vulncollect/blob/main/cflow/stack-overflow/parser.c/README.md

fuzzing-vulncollect/README.md at main · DaisyPo/fuzzing-vulncollect · GitHub
Exploit;Third Party Advisory

Products affected by CVE-2023-2789

GNU » Cflow » Version: 1.7
cpe:2.3:a:gnu:cflow:1.7:*:*:*:*:*:*:*
Matching versions

Vulnerability Details : CVE-2023-2789

Exploit prediction scoring system (EPSS) score for CVE-2023-2789

CVSS scores for CVE-2023-2789

CWE ids for CVE-2023-2789

References for CVE-2023-2789

Products affected by CVE-2023-2789