CVE-2020-37040

Code Blocks 17.12 contains a local buffer overflow vulnerability that allows attackers to execute arbitrary code by crafting a malicious file name with Unicode characters. Attackers can trigger the vulnerability by pasting a specially crafted payload into the file name field during project creation, potentially executing system commands like calc.exe.

CVSS v3 8.4 HIGH

8.4^/10

CVSS v3 : HIGH

Vector :

Exploitability : 2.5 / Impact : 5.9

Attack Vector LOCAL

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

References

Link	Resource
http://www.codeblocks.org/
https://sourceforge.net/projects/codeblocks
https://www.exploit-db.com/exploits/48594
https://www.vulncheck.com/advisories/code-blocks-file-name-local-buffer-overflow

Configurations

No configuration.

History

No history.

Information

Published : 2026-01-30 23:16

Updated : 2026-02-03 16:44

NVD link : CVE-2020-37040

Mitre link : CVE-2020-37040

CVE.ORG link : CVE-2020-37040

JSON object : View

Products Affected

No product.

CWE

CWE-120

Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')

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