CVE-2024-0578Network attack vector

Remote code execution via File argument overflow

Published Jan 16, 2024 · Updated Aug 1, 2024

Stack-based buffer overflow in TOTOLINK LR1200GB 9.1.0u.6619_B20230130 allows remote authenticated users to execute code. UploadCustomModule in /cgi-bin/cstecgi.cgi mishandles attacker-controlled File data and writes beyond a stack buffer boundary. Low-privileged management access is required; successful exploitation can compromise the router's confidentiality, integrity, and availability.

CVSS severity8.8
High
EPSS probability1.06%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
Coverage for this vulnerability

See if you're affected

Explore vulnerability checks for your environment with Hinoki.

Book a demo

Summary

What happened

Stack-based buffer overflow in TOTOLINK LR1200GB 9.1.0u.6619_B20230130 allows remote authenticated users to execute code. UploadCustomModule in /cgi-bin/cstecgi.cgi mishandles attacker-controlled File data and writes beyond a stack buffer boundary. Low-privileged management access is required; successful exploitation can compromise the router's confidentiality, integrity, and availability.

The record

CVE
CVE-2024-0578
Published
Jan 16, 2024
Updated
Aug 1, 2024
Vendor
TOTOLINK
Product
TOTOLINK LR1200GB Firmware
Classifications
CWE-121, T1190
Attack vector
network
Privileges
authenticated

Timeline

How it unfolded

  1. Jan 16, 2024CVE publishedPublication date reported by the CVE source.
  2. Aug 1, 2024Record updatedLatest update available in the CVE record.

Exploitability

Present is not the same as exploitable

Compare your product and version with the public record. A matching version still requires validation against your environment.

Is a vulnerable build present?

Compare these published version ranges with your installed build and any vendor patches.

  1. Affected versionversion=9.1.0u.6619_b20230130

What conditions does exploitation require?

Attack vectornetwork
Required privilegesauthenticated

What is affected?

TOTOLINK · TOTOLINK LR1200GB Firmwareversion=9.1.0u.6619_b20230130
TOTOLINK · LR1200GBversion=9.1.0u.6619_B20230130

Published CVSS scores

8.8VulDB CNACVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
9.0VulDB CNAAV:N/AC:L/Au:S/C:C/I:C/A:C
9.8NIST NVDCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
8.8VulDB CNACVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

CVSS describes severity. EPSS estimates exploitation probability.

Attacks

What attackers are doing with it

Daily unique IPs observed by Shadowserver honeypots for known exploited vulnerabilities (KEVs). Missing observations do not establish an absence of attacks.

Daily unique IPsNo honeypot observations are available for this CVE in the selected window.

No observations available

Sep 10, 2026Sep 16, 2026
Latest reporting daySep 16, 2026
Latest daily unique IPsUnavailable
Prior 30-day averageUnavailable
SourceShadowserver honeypots (KEV)
Vectornetwork
Privilegesauthenticated
Known exploitationUnconfirmed
Public exploitUnconfirmed

Weakness, pattern, technique

CWE-121Stack-based Buffer Overflow
T1190Exploit Public-Facing Application

Public exploit references

No public exploit references are available in this record.

Labels summarize the accepted research assessment. They do not indicate a test against your environment.

Technologies

Your stack

See the directory against your own environment.

Your stack

Check the software in your environment

Book a demo to see how Hinoki identifies affected software and validates exploitability in your environment.

Book a demo