CVE-2020-15568
TerraMaster TOS before 4.1.29 has Invalid Parameter Checking that leads to code injection as root...
CVE-2020-15568 is a critical vulnerability (CVSS 9.8) in Terra-master Tos, published January 30, 2021. Public exploit code exists. EPSS puts the chance of exploitation in the next 30 days at 29.2%, the 98th percentile. No source names a fixed version.
- Severity
- 9.8 CriticalCVSS 3.1, NVD
- Exploit chance
- 29.2%EPSS, 98th percentile
- Exploitation
- None known3 public exploits
- Fixed in
- No fix listedNo source names one
Description
TerraMaster TOS before 4.1.29 has Invalid Parameter Checking that leads to code injection as root. This is a dynamic class method invocation vulnerability in include/exportUser.php, in which an attacker can trigger a call to the exec method with (for example) OS commands in the opt parameter.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- None
- User interaction
- None
What an attacker can affect
- Confidentiality
- High
- Integrity
- High
- Availability
- High
Exploit likelihood
Affected products
Public exploits
Links only. Every CVE stores no exploit code.
| Source | Link | Date |
|---|---|---|
| PoC in GitHub | n0bugz/CVE-2020-15568 | 2022-10-22 |
| PoC in GitHub | divinepwner/TerraMaster-TOS-CVE-2020-15568 | 2023-02-21 |
| Nuclei | TerraMaster TOS <.1.29 - Remote Code Execution |
What each source reports
NVD Score used
TerraMaster TOS before 4.1.29 has Invalid Parameter Checking that leads to code injection as root. This is a dynamic class method invocation vulnerability in include/exportUser.php, in which an attacker can trigger a call to the exec method with (for example) OS commands in the opt parameter.
- Record
CVE-2020-15568- CVSS 3.1
- 9.8 Critical
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H - CVSS 2.0
- 10.0 High
AV:N/AC:L/Au:N/C:C/I:C/A:C - Weakness
- CWE-913
- Updated
- 2026-11-02
CVE ListNo score
TerraMaster TOS before 4.1.29 has Invalid Parameter Checking that leads to code injection as root. This is a dynamic class method invocation vulnerability in include/exportUser.php, in which an attacker can trigger a call to the exec method with (for example) OS commands in the opt parameter.
- Record
CVE-2020-15568- Updated
- 2026-11-02
EUVDEUVD-2020-7555No score
TerraMaster TOS before 4.1.29 has Invalid Parameter Checking that leads to code injection as root. This is a dynamic class method invocation vulnerability in include/exportUser.php, in which an attacker can trigger a call to the exec method with (for example) OS commands in the opt parameter.
- Record
EUVD-2020-7555- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-j542-2x58-5jg4No score
TerraMaster TOS before 4.1.29 has Invalid Parameter Checking that leads to code injection as root...
TerraMaster TOS before 4.1.29 has Invalid Parameter Checking that leads to code injection as root. This is a dynamic class method invocation vulnerability in include/exportUser.php, in which an attacker can trigger a call to the exec method with (for example) OS commands in the opt parameter.
- Record
GHSA-j542-2x58-5jg4- Weakness
- CWE-78
- Updated
- 2026-11-02
History
| Recorded | Changed | Sources |
|---|---|---|
| exploits, facts | ||
| aliases | EUVD | |
| first indexed | CVE List, GitHub Advisories, Nuclei, NVD, PoC in GitHub |
Dates are when Every CVE recorded each change. Upstream dates may differ.