CVE-2024-7157: TOTOLINK A3100R getSaveConfig buffer overflow

Published Jul 28, 2024
·
Updated

A vulnerability was found in TOTOLINK A3100R 4.1.2cu.5050B20200504. It has been classified as critical. This affects the function getSaveConfig of the file /cgi-bin/cstecgi.cgi?action=save&setting. The manipulation of the argument httphost leads to buffer overflow. It is possible to initiate the attack remotely. The exploit has been disclosed to the public and may be used. The associated identifier of this vulnerability is VDB-272571. NOTE: The vendor was contacted early about this disclosure but did not respond in any way.

Affected Software

2 affected components
All of the following
TOTOLINK A3100r Firmware=4.1.2cu.5050_b20200504
TOTOLINK A3100R

Event History

Jul 28, 2024
CVE Published
via MITRE·11:00 AM
Data Sourced
via MITRE·11:00 AM
DescriptionSeverityWeakness
Data Sourced
via NVD·11:15 AM
DescriptionSeverityWeakness
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Frequently Asked Questions

1

What is the severity of CVE-2024-7157?

CVE-2024-7157 is classified as a critical vulnerability.

2

What is affected by CVE-2024-7157?

CVE-2024-7157 affects the TOTOLINK A3100R router running firmware version 4.1.2cu.5050_B20200504.

3

How does CVE-2024-7157 exploit the system?

CVE-2024-7157 exploits a buffer overflow vulnerability through the manipulation of the http_host argument in the getSaveConfig function.

4

How do I fix CVE-2024-7157?

To fix CVE-2024-7157, update the TOTOLINK A3100R firmware to a version that does not include this vulnerability.

5

What is the potential impact of CVE-2024-7157?

The potential impact of CVE-2024-7157 includes remote code execution and unauthorized access to the affected router.

Contact

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