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A vulnerability was found in TOTOLINK T10 4.1.8cu.5207 and classified as critical. This issue affects the function setUpgradeFW of the file /cgi-bin/cstecgi.cgi of the component POST Request Handler. The manipulation of the argument slaveIpList leads to buffer overflow. The attack may be initiated remotely. The exploit has been disclosed to the public and may be used.

Eine kritische Schwachstelle wurde in TOTOLINK T10 4.1.8cu.5207 gefunden. Davon betroffen ist die Funktion setUpgradeFW der Datei /cgi-bin/cstecgi.cgi der Komponente POST Request Handler. Dank Manipulation des Arguments slaveIpList mit unbekannten Daten kann eine buffer overflow-Schwachstelle ausgenutzt werden. Der Angriff kann über das Netzwerk erfolgen. Der Exploit steht zur öffentlichen Verfügung.

PUBLISHED Reserved 2025-06-09 | Published 2025-06-09 | Updated 2025-06-10 | 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

4.1.8cu.5207
affected

Timeline

2025-06-09:Advisory disclosed
2025-06-09:VulDB entry created
2025-06-09:VulDB entry last update

Credits

Yangshuangning (VulDB User) reporter

References

candle-throne-f75.notion.site/...0aa11858089bc28f634bb140d00 exploit

vuldb.com/?id.311675 (VDB-311675 | TOTOLINK T10 POST Request cstecgi.cgi setUpgradeFW buffer overflow) vdb-entry technical-description

vuldb.com/?ctiid.311675 (VDB-311675 | CTI Indicators (IOB, IOC, IOA)) signature permissions-required

vuldb.com/?submit.592246 (Submit #592246 | TOTOLINK T10 V2_Firmware V2_V4.1.8cu.5207 Buffer Overflow) third-party-advisory

candle-throne-f75.notion.site/...0aa11858089bc28f634bb140d00 exploit patch

www.totolink.net/ product

cve.org (CVE-2025-5902)

nvd.nist.gov (CVE-2025-5902)

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