Buffer Overflow Vulnerability in TOTOLINK EX200
CVE-2024-7336

8.8HIGH

Key Information:

Vendor

Totolink
Status
Ex200
Vendor
CVE Published:
1 August 2024

Badges

👾 Exploit Exists

What is CVE-2024-7336?

A critical buffer overflow vulnerability has been identified in the TOTOLINK EX200 router, specifically within the loginauth feature found in the file /cgi-bin/cstecgi.cgi. This vulnerability arises from improper handling of the 'http_host' argument, which can be manipulated by attackers to potentially execute arbitrary code or crash the device. This flaw allows attackers to launch remote exploits, making it imperative for users and organizations to address this vulnerability promptly. Despite prior outreach, the vendor has not responded to disclosures regarding this critical security issue. It is crucial for users of the affected version to apply necessary mitigations or updates to safeguard their systems.

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Affected Version(s)

EX200 4.0.3c.7646_B20201211

References

https://vuldb.com/?id.273259
vdb-entrytechnical-description
https://vuldb.com/?ctiid.273259
signaturepermissions-required
https://vuldb.com/?submit.379314
third-party-advisory

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

  • 👾

    Exploit known to exist

  • Vulnerability published

  • Vulnerability Reserved

Credit

yhryhryhr_tu (VulDB User)
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