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Huawei VRP Data Communication: Numeric Errors Vulnerability (huawei-sa-20171215-01-router)
Information
Severity
Severity
High
Family
Family
Huawei
CVSSv2 Base
CVSSv2 Base
7.8
CVSSv2 Vector
CVSSv2 Vector
AV:N/AC:L/Au:N/C:N/I:N/A:C
Solution Type
Solution Type
Vendor Patch
Created
Created
3 years ago
Modified
Modified
3 years ago
Summary
Multiple Huawei routers are prone to a numeric errors vulnerability.
Insight
Insight
An unauthenticated, remote attacker may send specific TCP messages with keychain authentication option to the affected products. Due to the improper validation of the messages, it will cause numeric errors when handling the messages. Successful exploit will cause the affected products to reset.
Affected Software
Affected Software
Huawei S12700, S5700, S6700, S7700 and S9700.
Detection Method
Detection Method
Checks if a vulnerable version is present on the target host.
Solution
Solution
See the referenced vendor advisory for a solution.