CVE-2025-3820 | THREATINT

Description

A vulnerability was found in Tenda W12 and i24 3.0.0.4(2887)/3.0.0.5(3644) and classified as critical. Affected by this issue is the function cgiSysUplinkCheckSet of the file /bin/httpd. The manipulation of the argument hostIp1/hostIp2 leads to stack-based buffer overflow. The attack may be launched remotely. The exploit has been disclosed to the public and may be used.

Eine Schwachstelle wurde in Tenda W12 and i24 3.0.0.4(2887)/3.0.0.5(3644) gefunden. Sie wurde als kritisch eingestuft. Es geht hierbei um die Funktion cgiSysUplinkCheckSet der Datei /bin/httpd. Durch die Manipulation des Arguments hostIp1/hostIp2 mit unbekannten Daten kann eine stack-based buffer overflow-Schwachstelle ausgenutzt werden. Der Angriff kann über das Netzwerk angegangen werden. Der Exploit steht zur öffentlichen Verfügung.

Reserved 2025-04-18 | Published 2025-04-19 | Updated 2025-04-21 | 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

HIGH: 8.8CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

HIGH: 8.8CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

9.0AV:N/AC:L/Au:S/C:C/I:C/A:C

Problem types

Stack-based Buffer Overflow

Memory Corruption

Product status

3.0.0.4(2887)

affected

3.0.0.5(3644)

affected

3.0.0.4(2887)

affected

3.0.0.5(3644)

affected

Timeline

2025-04-19:	Advisory disclosed
2025-04-19:	VulDB entry created
2025-04-19:	VulDB entry last update

Credits

T1an (VulDB User) reporter

References

vuldb.com/?id.305726 (VDB-305726 | Tenda W12/i24 httpd cgiSysUplinkCheckSet stack-based overflow) vdb-entry technical-description

vuldb.com/?ctiid.305726 (VDB-305726 | CTI Indicators (IOB, IOC, IOA)) signature permissions-required

vuldb.com/?submit.555728 (Submit #555728 | Tenda w12,i24 w12 V3.0.0.5(3644) and i24 V3.0.0.4(2887) Stack-based Buffer Overflow) third-party-advisory

github.com/02Tn/vul/issues/4 exploit issue-tracking

www.tenda.com.cn/ product

cve.org (CVE-2025-3820)

nvd.nist.gov (CVE-2025-3820)

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