CVE-2025-9527

A vulnerability was found in Linksys E1700 1.0.0.4.003. This affects the function QoSSetup of the file /goform/QoSSetup. Performing manipulation of the argument ack_policy results in stack-based buffer overflow. The attack may be initiated remotely. The exploit has been made public and could be used. The vendor was contacted early about this disclosure but did not respond in any way.

CVSS v3 8.8 HIGH
CVSS v2.0 9.0 HIGH

8.8^/10

CVSS v3 : HIGH

Vector :

Exploitability : 2.8 / Impact : 5.9

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

9.0^/10

CVSS v2.0 : HIGH

Vector : AV:N/AC:L/Au:S/C:C/I:C/A:C

Exploitability : 8.0 / Impact : 10.0

Access Vector NETWORK

Access Complexity LOW

Authentication SINGLE

Confidentiality Impact COMPLETE

Integrity Impact COMPLETE

Availability Impact COMPLETE

References

Link	Resource
https://github.com/wudipjq/my_vuln/blob/main/Linksys2/vuln_60/60.md
https://github.com/wudipjq/my_vuln/blob/main/Linksys2/vuln_60/60.md#poc
https://vuldb.com/?ctiid.321544
https://vuldb.com/?id.321544
https://vuldb.com/?submit.634826
https://www.linksys.com/

Configurations

No configuration.

History

29 Aug 2025, 16:24

Type	Values Removed	Values Added
Summary		(es) Se encontró una vulnerabilidad en Linksys E1700 1.0.0.4.003. Esta afecta a la función QoSSetup del archivo /goform/QoSSetup. La manipulación del argumento ack_policy provoca un desbordamiento del búfer basado en la pila. El ataque puede ejecutarse en remoto. Se ha hecho público el exploit y puede que sea utilizado. Se contactó al proveedor con antelación para informarle sobre esta divulgación, pero no respondió.

27 Aug 2025, 14:15

Type	Values Removed	Values Added
New CVE

Information

Published : 2025-08-27 14:15

Updated : 2025-08-29 16:24

NVD link : CVE-2025-9527

Mitre link : CVE-2025-9527

CVE.ORG link : CVE-2025-9527

JSON object : View

Products Affected

No product.

CWE

CWE-119

Improper Restriction of Operations within the Bounds of a Memory Buffer

CWE-121

Stack-based Buffer Overflow

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