Totolink LR1200GB cstecgi.cgi setDiagnosisCfg stack-based overflow
CVE-2024-0573

8.8HIGH

Key Information:

Vendor
Totolink
Status
Lr1200gb
Vendor
CVE Published:
16 January 2024

Badges

👾 Exploit Exists🟡 Public PoC

Summary

A stack-based buffer overflow vulnerability exists in the function setDiagnosisCfg found in /cgi-bin/cstecgi.cgi of the Totolink LR1200GB router. This vulnerability can be exploited remotely by manipulating the 'ip' argument, potentially allowing an attacker to execute arbitrary code. The vendor has been notified of this security issue, but has yet to respond. Public disclosure of the exploit may lead to increased risk, making it essential for users to apply mitigations promptly.

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-2024-0573 - Proof of Concept

References

https://vuldb.com/?id.250789
vdb-entrytechnical-description
https://vuldb.com/?ctiid.250789
signaturepermissions-required
https://github.com/jylsec/vuldb/blob/main/TOTOLINK/LR1200...
broken-linkexploit

CVSS V3.1

Score:
8.8
Severity:
HIGH
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
Low
User Interaction:
None
Scope:
Unchanged

Timeline

  • 🟡

    Public PoC available

  • 👾

    Exploit known to exist

  • Vulnerability published

  • Vulnerability Reserved

Credit

jylsec (VulDB User)
.