CVE-2021-47781
Cmder Console Emulator 1.3.18 - 'Cmder.exe' Denial of Service (PoC)
- State
- Published
- Severity
- 6.7 Medium
- Published
- Jan 15, 2026
- Updated
- Aug 14, 2026
- Reserved
- Jan 14, 2026
Description
Cmder Console Emulator 1.3.18 contains a buffer overflow vulnerability that allows attackers to trigger a denial of service condition through a maliciously crafted .cmd file. Attackers can create a specially constructed .cmd file with repeated characters to overwhelm the console emulator's buffer and crash the application.
Scores
| CVSS | Score | Vector | Source |
|---|---|---|---|
| 4.0 | 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 | VulnCheck |
| 3.1 | 9.8 Critical | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H | VulnCheck |
Weaknesses
- CWE-787 Out-of-bounds Write
Affected Products
| Product | Versions |
|---|---|
Cmder Console EmulatorCmder |
|
References
- ExploitDB-50401exploit
- Cmder GitHub Repositoryproduct
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