CVE-2018-13355
Incorrect access controls in ajaxdata.php in TerraMaster TOS version 3.1.03 allow attackers to...
Incorrect access controls in ajaxdata.php in TerraMaster TOS version 3.1.03 allow attackers to create user groups without proper authorization.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- Low
- User interaction
- None
What an attacker can affect
- Confidentiality
- None
- Integrity
- High
- Availability
- None
Exploit likelihood
What each source reports
NVD Score used
Incorrect access controls in ajaxdata.php in TerraMaster TOS version 3.1.03 allow attackers to create user groups without proper authorization.
- Record
CVE-2018-13355- CVSS 3.0
- 6.5 Medium
CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N - CVSS 2.0
- 4.0 Medium
AV:N/AC:L/Au:S/C:N/I:P/A:N - Weakness
- CWE-732
- Updated
- 2026-11-02
CVE List No score
Incorrect access controls in ajaxdata.php in TerraMaster TOS version 3.1.03 allow attackers to create user groups without proper authorization.
- Record
CVE-2018-13355- Updated
- 2026-11-02
EUVDEUVD-2018-5299 No score
Incorrect access controls in ajaxdata.php in TerraMaster TOS version 3.1.03 allow attackers to create user groups without proper authorization.
- Record
EUVD-2018-5299- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-f8q7-3p38-7rvj
Incorrect access controls in ajaxdata.php in TerraMaster TOS version 3.1.03 allow attackers to...
Incorrect access controls in ajaxdata.php in TerraMaster TOS version 3.1.03 allow attackers to create user groups without proper authorization.
- Record
GHSA-f8q7-3p38-7rvj- CVSS 3.0
- 6.5 Medium
CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N - Weakness
- CWE-732
- 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-2018-13355 is a medium vulnerability (CVSS 6.5) in Terra-master Terramaster Operating System, published November 27, 2018. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 1.06%, the 64th percentile. No source names a fixed version.