High severity · published May 18, 2023
CVE-2023-2789
A vulnerability was found in GNU cflow 1.7
7.5
CVSS
1.2%
EPSS
No
On KEV
Description
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.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
None
Integrity
None
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)1.2% · higher than 69% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
CF
Cflow · Gnu
1.7 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2023-2789
CVE.org
https://www.cve.org/CVERecord?id=CVE-2023-2789
Exploit
https://github.com/DaisyPo/fuzzing-vulncollect/blob/main/cflow/stack-overflow/parser.c/README.md
Exploit
https://github.com/DaisyPo/fuzzing-vulncollect/files/11343936/poc-file.zip
Permissions Required
https://vuldb.com/?ctiid.229373
Permissions Required
https://vuldb.com/?id.229373
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