OS Command Injection Vulnerability in Linksys Routers Including RE6500 and RE7000
CVE-2025-5444

5.3MEDIUM

Key Information:

Vendor

Linksys
Status
Re6500
Re6250
Re6300
Re6350
Vendor
CVE Published:
2 June 2025

Badges

👾 Exploit Exists🟡 Public PoC

What is CVE-2025-5444?

A serious vulnerability has been identified in multiple Linksys router models, specifically affecting the RP_UpgradeFWByBBS function in the firmware. This flaw allows for remote attackers to manipulate key input parameters, facilitating OS command injection through crafted requests. This type of attack poses a significant risk as it can lead to unauthorized access and control of the affected devices. Despite notifications sent to Linksys regarding this issue, no response was received, leaving users and their networks exposed to potential exploits.

Affected Version(s)

RE6250 1.0.013.001

RE6250 1.0.04.001

RE6250 1.0.04.002

Exploit Proof of Concept (PoC)

PoC code is written by security researchers to demonstrate the vulnerability can be exploited. PoC code is also a key component for weaponization which could lead to ransomware.

CVE-2025-5444 - Proof of Concept

References

https://vuldb.com/?id.310783
vdb-entrytechnical-description
https://vuldb.com/?ctiid.310783
signaturepermissions-required
https://vuldb.com/?submit.584366
third-party-advisory

CVSS V4

Score:
5.3
Severity:
MEDIUM
Confidentiality:
Low
Integrity:
Low
Availability:
Low
Attack Vector:
Network
Attack Complexity:
Low
Attack Required:
None
Privileges Required:
Undefined
User Interaction:
None

Timeline

  • 🟡

    Public PoC available

  • 👾

    Exploit known to exist

  • Vulnerability published

  • Vulnerability Reserved

Credit

pjqwudi (VulDB User)
.