CVEvulnerability
CVE-2020-37121
6.7 MEDIUM
Official page ↗
- Status
- Deferred
- Published
- 2026-02-05
- Last modified
- 2026-08-06
- Assigner
- [email protected]
- CVSS 4.0 ([email protected])
- 6.7 MEDIUM — CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:A/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
- CVSS 3.1 ([email protected])
- 5.5 MEDIUM — CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
- Weaknesses
- CWE-121
Description
CODE::BLOCKS 16.01 contains a buffer overflow vulnerability that allows attackers to execute arbitrary code by overwriting Structured Exception Handler with crafted Unicode characters. Attackers can create a malicious text file with 1982 bytes of buffer and shellcode to trigger remote code execution.
Related
Weakness · CWE (1)
- CWE-121 Stack-based Buffer Overflow weakness
References
- https://nutcrackerssecurity.github.io/posts/windows-exploit-dev-part-7/ nutcrackerssecurity.github.io
- https://sourceforge.net/projects/codeblocks/ sourceforge.net
- https://www.codeblocks.org/ www.codeblocks.org
- https://www.vulncheck.com/advisories/codeblocks-buffer-overflow-seh-unicode www.vulncheck.com