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Description

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A vulnerability was determined in Linksys RE6250, RE6300, RE6350, RE6500, RE7000 and RE9000 up to 20250801. Affected is the function setOpMode of the file /goform/setOpMode. The manipulation of the argument ethConv 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. The vendor was contacted early about this disclosure but did not respond in any way.

Es betrifft die Funktion setOpMode der Datei /goform/setOpMode. Durch das Beeinflussen des Arguments ethConv mit unbekannten Daten kann eine stack-based buffer overflow-Schwachstelle ausgenutzt werden. Der Angriff kann über das Netzwerk erfolgen. Der Exploit steht zur öffentlichen Verfügung.

PUBLISHED Reserved 2025-08-10 | Published 2025-08-10 | Updated 2025-08-12 | 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

20250801
affected

20250801
affected

20250801
affected

20250801
affected

20250801
affected

20250801
affected

Timeline

2025-08-10:Advisory disclosed
2025-08-10:VulDB entry created
2025-08-10:VulDB entry last update

Credits

pjqwudi (VulDB User) reporter

References

vuldb.com/?id.319350 (VDB-319350 | Linksys RE6250/RE6300/RE6350/RE6500/RE7000/RE9000 setOpMode stack-based overflow) vdb-entry technical-description

vuldb.com/?ctiid.319350 (VDB-319350 | CTI Indicators (IOB, IOC, IOA)) signature permissions-required

vuldb.com/?submit.626680 (Submit #626680 | Linksys RE6500、RE6250、RE6300、RE6350、RE7000、RE9000 RE6500(1.0.013.001) RE6250(1.0.04.001) RE6300(1.2.07.001) RE6350(1.0.04.001) RE7000(1.1.05.003) RE9000(1.0.04.002) Type:St Stack-based Buffer Overflow) third-party-advisory

github.com/wudipjq/my_vuln/blob/main/Linksys1/vuln_50/50.md related

github.com/wudipjq/my_vuln/blob/main/Linksys1/vuln_50/50.md exploit

www.linksys.com/ product

cve.org (CVE-2025-8816)

nvd.nist.gov (CVE-2025-8816)

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