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CVE-2025-9527

Linksys E1700 QoSSetup stack-based overflow

Published: Aug 27, 2025Updated: Oct 9, 2025 Sources: CVE List NVD BDUCWE-119
8.8HIGH
NVD MITRE
EPSS Score
1.4%
Top 29.4%
CISA KEV
Not in KEV
Exploits
2 Known
Remediation
Patch Available
Self-Check
Not available

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.

No summary for this CVE yet.

CVSS Vector Breakdown

AV:NAC:LPR:LUI:NS:UC:HI:HA:H
Exploitability
AV:NAttack Vector
Network
AC:LAttack Complexity
Low
PR:LPrivileges Required
Low
UI:NUser Interaction
None
Scope
S:UScope
Unchanged
Impact
C:HConfidentiality
High
I:HIntegrity
High
A:HAvailability
High
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Weaknesses

CWE-119CWE-121

Affected Products

Linksys
commercial·USaka linksys by cisco
e1700 firmware
Networking Infrastructure
E1700
Networking Infrastructure
Linksys Holdings, Inc.
commercial·USaka linksys
E1700
Networking Infrastructure

Exploitability

2 exploit sources identified

Exploit details including PoC links, Metasploit modules, and scanner templates are available after registration.

View exploit details
Official Patch Available
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Attack Graph

Products CVE Techniques Tactics

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MITRE ATT&CK

2 techniques
Initial Access
Privilege Escalation
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References

https://github.com/wudipjq/my_vuln/blob/main/Linksys2/vuln_60/60.md
github.com
https://github.com/wudipjq/my_vuln/blob/main/Linksys2/vuln_60/60.md#poc
github.com
https://vuldb.com/?ctiid.321544
vuldb.com
and 6 more references View all →

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