CVE-2025-5839 | THREATINT

Description

A vulnerability, which was classified as critical, has been found in Tenda AC9 15.03.02.13. Affected by this issue is the function fromadvsetlanip of the file /goform/AdvSetLanip of the component POST Request Handler. The manipulation of the argument lanMask leads to buffer overflow. The attack may be launched remotely. The exploit has been disclosed to the public and may be used.

Eine kritische Schwachstelle wurde in Tenda AC9 15.03.02.13 entdeckt. Dies betrifft die Funktion fromadvsetlanip der Datei /goform/AdvSetLanip der Komponente POST Request Handler. Durch das Manipulieren des Arguments lanMask mit unbekannten Daten kann eine buffer overflow-Schwachstelle ausgenutzt werden. Der Angriff kann über das Netzwerk passieren. Der Exploit steht zur öffentlichen Verfügung.

Reserved 2025-06-06 | Published 2025-06-07 | Updated 2025-06-07 | 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

15.03.02.13

affected

Timeline

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

Credits

ysnysn0121 (VulDB User) reporter

References

vuldb.com/?id.311582 (VDB-311582 | Tenda AC9 POST Request AdvSetLanip fromadvsetlanip buffer overflow) vdb-entry technical-description

vuldb.com/?ctiid.311582 (VDB-311582 | CTI Indicators (IOB, IOC, IOA)) signature permissions-required

vuldb.com/?submit.591369 (Submit #591369 | Tenda AC9 V1.0 V15.03.02.13 Buffer Overflow) third-party-advisory

candle-throne-f75.notion.site/...0aa11858027b7c3c2f4e44bb867 exploit

www.tenda.com.cn/ broken-link product

cve.org (CVE-2025-5839)

nvd.nist.gov (CVE-2025-5839)

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