CVE-2021-40853
TCMAN GIM missing authorization vulnerability
TCMAN GIM does not perform an authorization check when trying to access determined resources. A remote attacker could exploit this vulnerability to access URL that require privileges without having them. The exploitation of this vulnerability might allow a remote attacker to obtain sensible information.
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
- Low
- Integrity
- Low
- Availability
- None
Exploit likelihood
What each source reports
CVE List Score used
TCMAN GIM missing authorization vulnerability
TCMAN GIM does not perform an authorization check when trying to access determined resources. A remote attacker could exploit this vulnerability to access URL that require privileges without having them. The exploitation of this vulnerability might allow a remote attacker to obtain sensible information.
- Record
CVE-2021-40853- CVSS 3.1
- 7.2 High
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:L/A:N - Weakness
- CWE-862
- Updated
- 2026-11-02
EUVDEUVD-2021-28009
TCMAN GIM does not perform an authorization check when trying to access determined resources. A remote attacker could exploit this vulnerability to access URL that require privileges without having them. The exploitation of this vulnerability might allow a remote attacker to obtain sensible information.
- Record
EUVD-2021-28009- CVSS 3.1
- 7.2 High
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:L/A:N - Updated
- 2026-11-03
GitHub AdvisoriesGHSA-g4wc-2gqq-5g7v
TCMAN GIM does not perform an authorization check when trying to access determined resources. A...
TCMAN GIM does not perform an authorization check when trying to access determined resources. A remote attacker could exploit this vulnerability to access URL that require privileges without having them. The exploitation of this vulnerability might allow a remote attacker to obtain sensible information.
- Record
GHSA-g4wc-2gqq-5g7v- CVSS 3.1
- 7.2 High
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:L/A:N - Weakness
- CWE-862
- Updated
- 2026-11-02
NVD
TCMAN GIM does not perform an authorization check when trying to access determined resources. A remote attacker could exploit this vulnerability to access URL that require privileges without having them. The exploitation of this vulnerability might allow a remote attacker to obtain sensible information.
- Record
CVE-2021-40853- CVSS 3.1
- 7.2 High
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:L/A:N - CVSS 2.0
- 6.4 Medium
AV:N/AC:L/Au:N/C:P/I:P/A:N - Weakness
- CWE-862
- Updated
- 2026-11-02
Affected products
History
| Recorded | Changed | Sources |
|---|---|---|
| aliases, published | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2021-40853 is a high vulnerability (CVSS 7.2) in Tcman Gim, published December 17, 2021. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.85%, the 58th percentile. No source names a fixed version.