Linksys WRT1900ACS/EA7200/EA7450/EA7500 IGD Layer3Forwarding SetDefaultConnectionService stack-based overflow

CVE Details

Basic Information

Title Linksys WRT1900ACS/EA7200/EA7450/EA7500 IGD Layer3Forwarding SetDefaultConnectionService stack-based overflow
Type cve
Published 2025-06-27T03:31:06.429Z
Last Seen

Product Information

Vendor Linksys
Product WRT1900ACS
Version 20250619

CVSS Information

Base Score 8.7 (HIGH)
Attack Vector CVSS: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
Confidentiality Impact
Integrity Impact
Availability Impact

AI Analysis

AI Description A critical stack-based buffer overflow vulnerability in Linksys routers allows remote attackers to execute arbitrary code via the SetDefaultConnectionService argument. This vulnerability is highly exploitable and has been publicly disclosed without a vendor patch.
AI Severity Critical
Vendor Belkin International
Product Linksys WRT1900ACS, EA7200, EA7450, EA7500
Affected Version 20250619

Affected Products

  • Linksys WRT1900ACS 20250619
  • Linksys EA7200 20250619
  • Linksys EA7450 20250619
  • Linksys EA7500 20250619

Additional Information

CVE List
CWE List CWE-121, CWE-119
Bulletin Family

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.

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