8.8
HIGH CVSS 3.1
CVE-2025-5440
Linksys RE6500/RE6250/RE6300/RE6350/RE7000/RE9000 NTP Os Command Injection Vulnerability
Description

A vulnerability classified as critical has been found in Linksys RE6500, RE6250, RE6300, RE6350, RE7000 and RE9000 1.0.013.001/1.0.04.001/1.0.04.002/1.1.05.003/1.2.07.001. This affects the function NTP of the file /goform/NTP. The manipulation of the argument manual_year_select/manual_month_select/manual_day_select/manual_hour_select/manual_min_select/manual_sec_select leads to os command injection. 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.

INFO

Published Date :

June 2, 2025, 10:15 a.m.

Last Modified :

July 2, 2025, 6:07 p.m.

Remotely Exploit :

Yes !
Affected Products

The following products are affected by CVE-2025-5440 vulnerability. Even if cvefeed.io is aware of the exact versions of the products that are affected, the information is not represented in the table below.

ID Vendor Product Action
1 Linksys re6500_firmware
2 Linksys re6300_firmware
3 Linksys re6300
4 Linksys re6500
5 Linksys re9000_firmware
6 Linksys re9000
7 Linksys re6250_firmware
8 Linksys re6250
9 Linksys re6350_firmware
10 Linksys re6350
11 Linksys re7000_firmware
12 Linksys re7000
CVSS Scores
The Common Vulnerability Scoring System is a standardized framework for assessing the severity of vulnerabilities in software and systems. We collect and displays CVSS scores from various sources for each CVE.
Score Version Severity Vector Exploitability Score Impact Score Source
CVSS 2.0 MEDIUM [email protected]
CVSS 3.1 MEDIUM [email protected]
CVSS 3.1 HIGH [email protected]
CVSS 4.0 MEDIUM [email protected]
Solution
Address OS command injection by updating the affected devices to a patched firmware version.
  • Update affected Linksys devices to the latest firmware.
  • Apply available security patches from the vendor.
  • Remove or disable the NTP configuration if not needed.
  • Restrict network access to the vulnerable service.
References to Advisories, Solutions, and Tools

Here, you will find a curated list of external links that provide in-depth information, practical solutions, and valuable tools related to CVE-2025-5440.

URL Resource
https://github.com/wudipjq/my_vuln/blob/main/Linksys/vuln_3/3.md Exploit
https://vuldb.com/?ctiid.310779 Permissions Required VDB Entry
https://vuldb.com/?id.310779 Third Party Advisory VDB Entry
https://vuldb.com/?submit.584362 Third Party Advisory VDB Entry
https://www.linksys.com/ Product
CWE - Common Weakness Enumeration

While CVE identifies specific instances of vulnerabilities, CWE categorizes the common flaws or weaknesses that can lead to vulnerabilities. CVE-2025-5440 is associated with the following CWEs:

We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).

Results are limited to the first 15 repositories due to potential performance issues.

The following list is the news that have been mention CVE-2025-5440 vulnerability anywhere in the article.

The following table lists the changes that have been made to the CVE-2025-5440 vulnerability over time.

Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.

  • Initial Analysis by [email protected]

    Jul. 02, 2025

    Action Type Old Value New Value
    Added CVSS V3.1 AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
    Added CPE Configuration AND OR *cpe:2.3:o:linksys:re9000_firmware:1.0.04.002:*:*:*:*:*:*:* OR cpe:2.3:h:linksys:re9000:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:linksys:re6250_firmware:1.0.04.001:*:*:*:*:*:*:* OR cpe:2.3:h:linksys:re6250:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:linksys:re6300_firmware:1.2.07.001:*:*:*:*:*:*:* OR cpe:2.3:h:linksys:re6300:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:linksys:re6350_firmware:1.0.04.001:*:*:*:*:*:*:* OR cpe:2.3:h:linksys:re6350:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:linksys:re7000_firmware:1.1.05.003:*:*:*:*:*:*:* OR cpe:2.3:h:linksys:re7000:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:linksys:re6500_firmware:1.0.013.001:*:*:*:*:*:*:* OR cpe:2.3:h:linksys:re6500:-:*:*:*:*:*:*:*
    Added Reference Type VulDB: https://github.com/wudipjq/my_vuln/blob/main/Linksys/vuln_3/3.md Types: Exploit
    Added Reference Type VulDB: https://vuldb.com/?ctiid.310779 Types: Permissions Required, VDB Entry
    Added Reference Type VulDB: https://vuldb.com/?id.310779 Types: Third Party Advisory, VDB Entry
    Added Reference Type VulDB: https://vuldb.com/?submit.584362 Types: Third Party Advisory, VDB Entry
    Added Reference Type VulDB: https://www.linksys.com/ Types: Product
  • New CVE Received by [email protected]

    Jun. 02, 2025

    Action Type Old Value New Value
    Added Description A vulnerability classified as critical has been found in Linksys RE6500, RE6250, RE6300, RE6350, RE7000 and RE9000 1.0.013.001/1.0.04.001/1.0.04.002/1.1.05.003/1.2.07.001. This affects the function NTP of the file /goform/NTP. The manipulation of the argument manual_year_select/manual_month_select/manual_day_select/manual_hour_select/manual_min_select/manual_sec_select leads to os command injection. 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.
    Added CVSS V4.0 AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
    Added CVSS V3.1 AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L
    Added CVSS V2 (AV:N/AC:L/Au:S/C:P/I:P/A:P)
    Added CWE CWE-78
    Added CWE CWE-77
    Added Reference https://github.com/wudipjq/my_vuln/blob/main/Linksys/vuln_3/3.md
    Added Reference https://vuldb.com/?ctiid.310779
    Added Reference https://vuldb.com/?id.310779
    Added Reference https://vuldb.com/?submit.584362
    Added Reference https://www.linksys.com/
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days. Following chart shows the EPSS score history of the vulnerability.
Vulnerability Scoring Details
Base CVSS Score: 5.3
Attack Vector
Attack Complexity
Attack Requirements
Privileges Required
User Interaction
VS Confidentiality
VS Integrity
VS Availability
SS Confidentiality
SS Integrity
SS Availability
Base CVSS Score: 8.8
Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality Impact
Integrity Impact
Availability Impact
Base CVSS Score: 6.5
Access Vector
Access Complexity
Authentication
Confidentiality Impact
Integrity Impact
Availability Impact