CVE-2025-10942
H3C Magic B3 aspForm EditMacList buffer overflow
- State
- Published
- Severity
- 8.7 High
- Published
- Sep 25, 2025
- Updated
- Nov 14, 2025
- Reserved
- Sep 25, 2025
Description
A vulnerability was identified in H3C Magic B3 up to 100R002. This affects the function AddMacList/EditMacList of the file /goform/aspForm. The manipulation of the argument param leads to buffer overflow. The attack can be initiated remotely. The exploit is publicly available and might be used. The vendor was contacted early about this disclosure but did not respond in any way.
Scores
| CVSS | Score | Vector | Source |
|---|---|---|---|
| 4.0 | 8.7 High | CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:P | VulDB |
| 3.1 | 8.8 High | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:P/RL:X/RC:R | VulDB |
| 3.0 | 8.8 High | CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:P/RL:X/RC:R | VulDB |
| 2.0 | 9.0 High | AV:N/AC:L/Au:S/C:C/I:C/A:C/E:POC/RL:ND/RC:UR | VulDB |
Weaknesses
Affected Products
| Product | Versions |
|---|---|
Magic B3H3C |
|
References
- VDB-325812 | H3C Magic B3 aspForm EditMacList buffer overflowvdb-entrytechnical-description
- VDB-325812 | CTI Indicators (IOB, IOC, IOA)signaturepermissions-required
- Submit #651813 | H3C Magic B3 <=100R002 Buffer Overflowthird-party-advisory
- Submit #684667 | H3C Magic B3 Router V100R002 Buffer Overflow (Duplicate)third-party-advisory
- https://github.com/lin-3-start/lin-cve/blob/main/H3C%2BMagic%2BB3/H3C%20routers%20Buffer%20overflow.mdrelated
- https://github.com/lin-3-start/lin-cve/blob/main/H3C%2BMagic%2BB3/H3C%20routers%20Buffer%20overflow.md#pocexploit
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