CVE-2025-7854 | THREATINT

Description

A vulnerability classified as critical has been found in Tenda FH451 1.0.0.9. Affected is the function fromVirtualSer of the file /goform/VirtualSer. The manipulation of the argument page leads to stack-based buffer overflow. It is possible to launch the attack remotely. The exploit has been disclosed to the public and may be used.

Es wurde eine kritische Schwachstelle in Tenda FH451 1.0.0.9 entdeckt. Betroffen hiervon ist die Funktion fromVirtualSer der Datei /goform/VirtualSer. Dank Manipulation des Arguments page mit unbekannten Daten kann eine stack-based buffer overflow-Schwachstelle ausgenutzt werden. Umgesetzt werden kann der Angriff über das Netzwerk. Der Exploit steht zur öffentlichen Verfügung.

Reserved 2025-07-19 | Published 2025-07-19 | Updated 2025-07-19 | 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

Stack-based Buffer Overflow

Memory Corruption

Product status

1.0.0.9

affected

Timeline

2025-07-19:	Advisory disclosed
2025-07-19:	VulDB entry created
2025-07-19:	VulDB entry last update

Credits

panda_0x1 (VulDB User) reporter

References

vuldb.com/?id.316944 (VDB-316944 | Tenda FH451 VirtualSer fromVirtualSer stack-based overflow) vdb-entry technical-description

vuldb.com/?ctiid.316944 (VDB-316944 | CTI Indicators (IOB, IOC, IOA)) signature permissions-required

vuldb.com/?submit.616366 (Submit #616366 | Tenda FH451 v1.0.0.9 Buffer Overflow) third-party-advisory

github.com/...8/vuls/blob/main/tenda/fh451/fromVirtualSer.md related

github.com/...8/vuls/blob/main/tenda/fh451/fromVirtualSer.md exploit

www.tenda.com.cn/ product

cve.org (CVE-2025-7854)

nvd.nist.gov (CVE-2025-7854)

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