Totolink LR1200GB cstecgi.cgi setUssd os command injection
CVE-2024-0294

9.8CRITICAL

Key Information:

Vendor
Totolink
Status
LR1200GB
Vendor
CVE Published:
8 January 2024

Badges

👾 Exploit Exists🟡 Public PoC

Summary

A vulnerability in the Totolink LR1200GB, specifically affecting version 9.1.0u.6619_B20230130, allows remote attackers to exploit the function setUssd found in the cgi-bin/cstecgi.cgi file. The issue arises from improper handling of the 'ussd' argument, which can lead to OS command injection. As a result, this vulnerability could potentially enable unauthorized remote execution of commands on the affected device. The exploit has been publicly disclosed, highlighting the urgent need for users to apply necessary mitigations or updates to protect their systems.

Affected Version(s)

LR1200GB 9.1.0u.6619_B20230130

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-2024-0294 - Proof of Concept

References

https://vuldb.com/?id.249860
vdb-entrytechnical-description
https://vuldb.com/?ctiid.249860
signaturepermissions-required
https://github.com/jylsec/vuldb/blob/main/TOTOLINK/LR1200...
broken-linkexploit

EPSS Score

6% chance of being exploited in the next 30 days.

CVSS V3.1

Score:
9.8
Severity:
CRITICAL
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • 🟡

    Public PoC available

  • 👾

    Exploit known to exist

  • Vulnerability published

  • Vulnerability Reserved

Credit

jylsec (VulDB User)
.