OS Command Injection Vulnerability in Linksys Wireless Routers
CVE-2025-5442

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-2025-5442?

A security flaw exists in multiple Linksys wireless routers that allows for remote OS command injection through the manipulation of certain arguments in their firmware. This vulnerability can be exploited by adversaries to execute arbitrary commands on the affected devices, potentially compromising their integrity and the network they are connected to. The specific function impacted is RP_pingGatewayByBBS, which can be targeted via a remote attack, posing significant risks to users who have not updated their devices. Despite early notification to the vendor, there has been no responsive action, making these devices continue to be at risk.

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-2025-5442 - Proof of Concept

References

https://vuldb.com/?id.310781
vdb-entrytechnical-description
https://vuldb.com/?ctiid.310781
signaturepermissions-required
https://vuldb.com/?submit.584364
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)
.