CVE-2025-6752 Information

Jun 28, 2025 cve

Description

A vulnerability has been found in Linksys WRT1900ACS EA7200 EA7450 and EA7500 up to 20250619 and classified as critical. This vulnerability affects the function SetDefaultConnectionService of the file /upnp/control/Layer3Forwarding of the component IGD. The manipulation of the argument NewDefaultConnectionService leads to stack-based buffer overflow. The attack can 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.

CVSS Vector

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

Reference

https://github.com/feiwuxingxie/cve/blob/main/linksys/vul01/1.md https://github.com/feiwuxingxie/cve/blob/main/linksys/vul01/1.md#poc https://vuldb.com/?ctiid.314050 https://vuldb.com/?id.314050 https://vuldb.com/?submit.600638 https://www.linksys.com/

Attack Complexity

LOW

Privileges Required

LOW

User Interaction Required

LOW

Scope

NONE

Confidentiality Impact

UNCHANGED

Integrity Impact

HIGH

Availability Impact

HIGH

Base Score

HIGH

Base Severity

8.8

CNNVD-202506-3406 (Published: 2025-06-27)

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