CVE-2025-9526 - CVE House

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Status published High CVE-2025-9526

Linksys E1700 setSysAdm stack-based overflow

8.7 CVSS

Vulnerability Description

A vulnerability has been found in Linksys E1700 1.0.0.4.003. Affected by this issue is the function setSysAdm of the file /goform/setSysAdm. Such manipulation of the argument rm_port leads to stack-based buffer overflow. The attack can be launched 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.

Impact Analysis

Refer to official advisory for detailed impact metrics.

Remediation

Ensure systems are updated to the latest vendor-supplied patch levels.

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Credits & Attribution

The following person or organization is credited with identifying this vulnerability, as recorded in the NVD database:

Bond_yes (VulDB User)

References

More from Linksys

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Linksys RE6250/RE6300/RE6350/RE6500/RE7000/RE9000 upload.cgi cgiMain os command injection

Linksys E1700 systemCommand os command injection

Linksys E1700 QoSSetup stack-based overflow

Linksys E1700 setWan stack-based overflow

Linksys RE6250/RE6300/RE6350/RE6500/RE7000/RE9000 singlePortForwardAdd stack-based overflow

Affected Vendor

Linksys

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Affected Software

E1700

Vulnerable Versions:

1.0.0.4.003

Timeline

Official Publish: August 27th, 2025

Last Modified: August 27th, 2025

Added to House: July 22nd, 2026

CVSS Vectors

V3: CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:P/RL:X/RC:R

Weaknesses (CWE)

CWE-121 CWE-119

MITRE ATT&CK TTPs

T1190 Exploit Public-Facing Application

T1068 Exploitation for Privilege Escalation

Privilege Escalation

T1055 Process Injection

Defense Evasion

T1105 Ingress Tool Transfer

Command and Control

T1485 Data Destruction

T1203 Exploitation for Client Execution