Vulnerability Monitor

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CVE-2025-8819

A vulnerability was found in Linksys RE6250, RE6300, RE6350, RE6500, RE7000 and RE9000 up to 20250801. This affects the function setWan of the file /goform/setWan. The manipulation of the argument staticIp leads to stack-based buffer overflow. It is possible to initiate the attack 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.

Security Impact Summary

This vulnerability carries a HIGH severity rating with a CVSS v3.1 score of 8.8, indicating it can be exploited remotely over the network with relatively low complexity without requiring user interaction requiring only low-level privileges . The vulnerability impacts confidentiality (data exposure), integrity (unauthorized modifications), and availability (service disruption) for affected systems. Impacting 12 products from linksys, from linksys, from linksys and 9 others, organizations running these solutions should prioritize assessment and patching.

Historical Context

Reported in 2025, this vulnerability emerged during an era marked by increased sophistication in supply chain attacks, cloud infrastructure vulnerabilities, and software-as-a-service (SaaS) security challenges. Security practices during this period emphasized zero-trust architectures, container security, and API protection.

Published

2025-08-10T23:15:26.607

Last Modified

2025-09-04T18:40:56.497

Status

Analyzed

Source

[email protected]

Severity

CVSSv3.1: 8.8 (HIGH)

CVSSv2 Vector

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

Access Vector: NETWORK
Access Complexity: LOW
Authentication: SINGLE
Confidentiality Impact: COMPLETE
Integrity Impact: COMPLETE
Availability Impact: COMPLETE

Exploitability Score

8.0

Impact Score

10.0

Weaknesses

Type: Secondary
CWE-119
CWE-121

Affected Vendors & Products

Type	Vendor	Product	Version/Range	Vulnerable?
Operating System	linksys	re6250_firmware	1.0.04.001	Yes
Hardware	linksys	re6250	-	No
Operating System	linksys	re6300_firmware	1.2.07.001	Yes
Hardware	linksys	re6300	-	No
Operating System	linksys	re6350_firmware	1.0.04.001	Yes
Hardware	linksys	re6350	-	No
Operating System	linksys	re7000_firmware	1.1.05.003	Yes
Hardware	linksys	re7000	-	No
Operating System	linksys	re9000_firmware	1.0.04.002	Yes
Hardware	linksys	re9000	-	No
Operating System	linksys	re6500_firmware	1.0.013.001	Yes
Hardware	linksys	re6500	-	No

References

https://github.com/wudipjq/my_vuln/blob/main/Linksys1/vuln_53/53.md Exploit, Third Party Advisory ([email protected])
https://github.com/wudipjq/my_vuln/blob/main/Linksys1/vuln_53/53.md#poc Exploit, Third Party Advisory ([email protected])
https://vuldb.com/?ctiid.319353 Permissions Required, VDB Entry ([email protected])
https://vuldb.com/?id.319353 Third Party Advisory, VDB Entry ([email protected])
https://vuldb.com/?submit.626683 Third Party Advisory, VDB Entry ([email protected])
https://www.linksys.com/ Product ([email protected])
https://github.com/wudipjq/my_vuln/blob/main/Linksys1/vuln_53/53.md Exploit, Third Party Advisory (134c704f-9b21-4f2e-91b3-4a467353bcc0)
https://github.com/wudipjq/my_vuln/blob/main/Linksys1/vuln_53/53.md#poc Exploit, Third Party Advisory (134c704f-9b21-4f2e-91b3-4a467353bcc0)

How SecUtils Interprets This CVE

SecUtils normalizes and enriches National Vulnerability Database (NVD) records by standardizing vendor and product identifiers, aggregating vulnerability metadata from both NVD and MITRE sources, and providing structured context for security teams. For linksys's affected products, we extract Common Platform Enumeration (CPE) data, Common Weakness Enumeration (CWE) classifications, CVSS severity metrics, and reference data to enable rapid vulnerability prioritization and asset correlation. This record contains no exploit code, proof-of-concept instructions, or attack methodologies—only defensive intelligence necessary for patch management, risk assessment, and security operations.