CVE-2018-5453
An Improper Handling of Length Parameter Inconsistency issue was discovered in Moxa OnCell G3100...
An Improper Handling of Length Parameter Inconsistency issue was discovered in Moxa OnCell G3100-HSPA Series version 1.4 Build 16062919 and prior. An attacker may be able to edit the element of an HTTP request, causing the device to become unavailable.
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
- None
- Integrity
- None
- Availability
- High
Exploit likelihood
What each source reports
NVD Score used
An Improper Handling of Length Parameter Inconsistency issue was discovered in Moxa OnCell G3100-HSPA Series version 1.4 Build 16062919 and prior. An attacker may be able to edit the element of an HTTP request, causing the device to become unavailable.
- Record
CVE-2018-5453- CVSS 3.0
- 7.5 High
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H - CVSS 2.0
- 7.8 High
AV:N/AC:L/Au:N/C:N/I:N/A:C - Weakness
- CWE-130, CWE-119
- Updated
- 2026-11-02
CVE List No score
An Improper Handling of Length Parameter Inconsistency issue was discovered in Moxa OnCell G3100-HSPA Series version 1.4 Build 16062919 and prior. An attacker may be able to edit the element of an HTTP request, causing the device to become unavailable.
- Record
CVE-2018-5453- Weakness
- CWE-130
- Updated
- 2026-11-02
EUVDEUVD-2018-17223 No score
An Improper Handling of Length Parameter Inconsistency issue was discovered in Moxa OnCell G3100-HSPA Series version 1.4 Build 16062919 and prior. An attacker may be able to edit the element of an HTTP request, causing the device to become unavailable.
- Record
EUVD-2018-17223- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-f5fj-f6xf-9jxc
An Improper Handling of Length Parameter Inconsistency issue was discovered in Moxa OnCell G3100...
An Improper Handling of Length Parameter Inconsistency issue was discovered in Moxa OnCell G3100-HSPA Series version 1.4 Build 16062919 and prior. An attacker may be able to edit the element of an HTTP request, causing the device to become unavailable.
- Record
GHSA-f5fj-f6xf-9jxc- CVSS 3.0
- 7.5 High
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H - Weakness
- CWE-119
- 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-2018-5453 is a high vulnerability (CVSS 7.5) in Moxa Oncell G3110-hspa-t Firmware, published March 5, 2018. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 1.18%, the 67th percentile. No source names a fixed version.