A vulnerability classified as critical has been found in Ubiquiti EdgeRouter X up to 2.0.9-hotfix.6. This affects an unknown part of the component Web Service. The manipulation leads to denial of service. It is possible to initiate the attack remotely. The exploit has been disclosed to the public and may be used. The associated identifier of this vulnerability is VDB-227655.
Weakness
The product does not release or incorrectly releases a resource before it is made available for re-use.
Affected Software
| Name | Vendor | Start Version | End Version |
|---|---|---|---|
| Er-x_firmware | Ui | * | 2.0.9 (excluding) |
| Er-x_firmware | Ui | 2.0.9 (including) | 2.0.9 (including) |
| Er-x_firmware | Ui | 2.0.9-hotfix2 (including) | 2.0.9-hotfix2 (including) |
| Er-x_firmware | Ui | 2.0.9-hotfix3 (including) | 2.0.9-hotfix3 (including) |
| Er-x_firmware | Ui | 2.0.9-hotfix4 (including) | 2.0.9-hotfix4 (including) |
| Er-x_firmware | Ui | 2.0.9-hotfix5 (including) | 2.0.9-hotfix5 (including) |
| Er-x_firmware | Ui | 2.0.9-hotfix6 (including) | 2.0.9-hotfix6 (including) |
Potential Mitigations
- Use a language that does not allow this weakness to occur or provides constructs that make this weakness easier to avoid.
- For example, languages such as Java, Ruby, and Lisp perform automatic garbage collection that releases memory for objects that have been deallocated.
Related Attack Patterns
- https://cwe.mitre.org/data/definitions/125.html
- https://cwe.mitre.org/data/definitions/130.html
- https://cwe.mitre.org/data/definitions/131.html
- https://cwe.mitre.org/data/definitions/494.html
- https://cwe.mitre.org/data/definitions/495.html
- https://cwe.mitre.org/data/definitions/496.html
- https://cwe.mitre.org/data/definitions/666.html