CVE-2025-9527

high

Description

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.

References

https://www.linksys.com/

https://vuldb.com/?submit.634826

https://vuldb.com/?id.321544

https://vuldb.com/?ctiid.321544

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

Details

Source: Mitre, NVD

Published: 2025-08-27

Updated: 2025-08-27

Risk Information

CVSS v2

Base Score: 9

Vector: CVSS2#AV:N/AC:L/Au:S/C:C/I:C/A:C

Severity: High

CVSS v3

Base Score: 8.8

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

Severity: High

CVSS v4

Base Score: 7.4

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

Severity: High