CVE-2025-9527

  1. OpenCVE
  2. Vulnerabilities (CVE)
  3. 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.

8.8 /10

CVSS v3 : HIGH

V3 Legend

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

V2 Legend

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 Exploit Third Party Advisory
https://github.com/wudipjq/my_vuln/blob/main/Linksys2/vuln_60/60.md#poc Exploit Third Party Advisory
https://vuldb.com/?ctiid.321544 Permissions Required VDB Entry
https://vuldb.com/?id.321544 Third Party Advisory VDB Entry
https://vuldb.com/?submit.634826 Third Party Advisory VDB Entry
https://www.linksys.com/ Product
Configurations

Configuration 1 (hide)

AND
cpe:2.3:o:linksys:e1700_firmware:1.0.0.4.003:*:*:*:*:*:*:*
cpe:2.3:h:linksys:e1700:-:*:*:*:*:*:*:*
History

09 Oct 2025, 16:49

Type Values Removed Values Added
CPE cpe:2.3:o:linksys:e1700_firmware:1.0.0.4.003:*:*:*:*:*:*:*
cpe:2.3:h:linksys:e1700:-:*:*:*:*:*:*:*
First Time Linksys e1700
Linksys e1700 Firmware
Linksys
References () 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 - Exploit, Third Party Advisory
References () https://github.com/wudipjq/my_vuln/blob/main/Linksys2/vuln_60/60.md#poc - () https://github.com/wudipjq/my_vuln/blob/main/Linksys2/vuln_60/60.md#poc - Exploit, Third Party Advisory
References () https://vuldb.com/?ctiid.321544 - () https://vuldb.com/?ctiid.321544 - Permissions Required, VDB Entry
References () https://vuldb.com/?id.321544 - () https://vuldb.com/?id.321544 - Third Party Advisory, VDB Entry
References () https://vuldb.com/?submit.634826 - () https://vuldb.com/?submit.634826 - Third Party Advisory, VDB Entry
References () https://www.linksys.com/ - () https://www.linksys.com/ - Product

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 : 2025-10-09 16:49

NVD link : CVE-2025-9527

Mitre link : CVE-2025-9527

CVE.ORG link : CVE-2025-9527

JSON object : View

Products Affected

linksys

  • e1700
  • e1700_firmware
CWE
CWE-119

Improper Restriction of Operations within the Bounds of a Memory Buffer

CWE-121

Stack-based Buffer Overflow