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CVE-2025-8833

Published: Aug 11, 2025

Modified: Aug 11, 2025

PUBLISHED

CVSS v3.1

8.8

HIGH

Description

A vulnerability was identified in Linksys RE6250, RE6300, RE6350, RE6500, RE7000 and RE9000 up to 20250801. This issue affects the function langSwitchBack of the file /goform/langSwitchBack. The manipulation of the argument langSelectionOnly leads to stack-based buffer overflow. The attack may be initiated 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.

Vendor	Product	Versions
Linksys	RE6250	affected `20250801`
Linksys	RE6300	affected `20250801`
Linksys	RE6350	affected `20250801`
Linksys	RE6500	affected `20250801`
Linksys	RE7000	affected `20250801`
Linksys	RE9000	affected `20250801`

Weaknesses (CWE)

CVSS v3.1 Details

CVSS v3.1 Vector

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:P/RL:X/RC:R

Attack Vector

Network

Attack Complexity

Low

Privileges Required

Low

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

References

VDB-319367 | Linksys RE6250/RE6300/RE6350/RE6500/RE7000/RE9000 langSwitchBack stack-based overflow

vdb-entry

technical-description

VDB-319367 | CTI Indicators (IOB, IOC, IOA)

signature

permissions-required

Submit #626698 | 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) Stack-based Buffer Overflow

third-party-advisory

https://github.com/wudipjq/my_vuln/blob/main/Linksys/vuln_38/38.md

related

https://github.com/wudipjq/my_vuln/blob/main/Linksys/vuln_38/38.md#poc

exploit

https://www.linksys.com/

product

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