CVE-2021-27183
An issue was discovered in MDaemon before 20.0.4. Administrators can use Remote Administration to...
An issue was discovered in MDaemon before 20.0.4. Administrators can use Remote Administration to exploit an Arbitrary File Write vulnerability. An attacker is able to create new files in any location of the filesystem, or he may be able to modify existing files. This vulnerability may directly lead to Remote Code Execution.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- High
- User interaction
- None
What an attacker can affect
- Confidentiality
- High
- Integrity
- High
- Availability
- High
Exploit likelihood
What each source reports
NVD Score used
An issue was discovered in MDaemon before 20.0.4. Administrators can use Remote Administration to exploit an Arbitrary File Write vulnerability. An attacker is able to create new files in any location of the filesystem, or he may be able to modify existing files. This vulnerability may directly lead to Remote Code Execution.
- Record
CVE-2021-27183- CVSS 3.1
- 7.2 High
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H - CVSS 2.0
- 6.5 Medium
AV:N/AC:L/Au:S/C:P/I:P/A:P - Weakness
- CWE-610
- Updated
- 2026-11-02
CVE List No score
An issue was discovered in MDaemon before 20.0.4. Administrators can use Remote Administration to exploit an Arbitrary File Write vulnerability. An attacker is able to create new files in any location of the filesystem, or he may be able to modify existing files. This vulnerability may directly lead to Remote Code Execution.
- Record
CVE-2021-27183- Updated
- 2026-11-02
EUVDEUVD-2021-13950 No score
An issue was discovered in MDaemon before 20.0.4. Administrators can use Remote Administration to exploit an Arbitrary File Write vulnerability. An attacker is able to create new files in any location of the filesystem, or he may be able to modify existing files. This vulnerability may directly lead to Remote Code Execution.
- Record
EUVD-2021-13950- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-vj3m-vm3j-x4j5 No score
An issue was discovered in MDaemon before 20.0.4. Administrators can use Remote Administration to...
An issue was discovered in MDaemon before 20.0.4. Administrators can use Remote Administration to exploit an Arbitrary File Write vulnerability. An attacker is able to create new files in any location of the filesystem, or he may be able to modify existing files. This vulnerability may directly lead to Remote Code Execution.
- Record
GHSA-vj3m-vm3j-x4j5- Weakness
- CWE-610
- Updated
- 2026-11-02
Affected products
History
| Recorded | Changed | Sources |
|---|---|---|
| aliases | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2021-27183 is a high vulnerability (CVSS 7.2) in Altn Mdaemon, published April 14, 2021. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 2.70%, the 85th percentile. No source names a fixed version.