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Description

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A vulnerability was identified in H3C Magic B3 up to 100R002. This affects the function AddMacList 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.

Eine Schwachstelle wurde in H3C Magic B3 up to 100R002 gefunden. Es geht dabei um die Funktion AddMacList der Datei /goform/aspForm. Durch Manipulation des Arguments param mit unbekannten Daten kann eine buffer overflow-Schwachstelle ausgenutzt werden. Der Angriff kann über das Netzwerk passieren. Die Schwachstelle wurde öffentlich offengelegt und könnte ausgenutzt werden.

PUBLISHED Reserved 2025-09-25 | Published 2025-09-25 | Updated 2025-09-25 | Assigner VulDB




HIGH: 8.7CVSS: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
HIGH: 8.8CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:P/RL:X/RC:R
HIGH: 8.8CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:P/RL:X/RC:R
9.0AV:N/AC:L/Au:S/C:C/I:C/A:C/E:POC/RL:ND/RC:UR

Problem types

Buffer Overflow

Memory Corruption

Product status

100R002
affected

Timeline

2025-09-25:Advisory disclosed
2025-09-25:VulDB entry created
2025-09-25:VulDB entry last update

Credits

QMSSDXN (VulDB User) reporter

References

vuldb.com/?id.325812 (VDB-325812 | H3C Magic B3 aspForm AddMacList buffer overflow) vdb-entry technical-description

vuldb.com/?ctiid.325812 (VDB-325812 | CTI Indicators (IOB, IOC, IOA)) signature permissions-required

vuldb.com/?submit.651813 (Submit #651813 | H3C Magic B3 <=100R002 Buffer Overflow) third-party-advisory

github.com/...in/H3C+Magic+B3/H3C routers Buffer overflow.md related

github.com/...in/H3C+Magic+B3/H3C routers Buffer overflow.md exploit

cve.org (CVE-2025-10942)

nvd.nist.gov (CVE-2025-10942)

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