CVE-2024-7157

Name: CVE-2024-7157
Creator: NVD / NIST
Published: 2024-07-28T11:15:12.107+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 8.7/10EPSS 7.37%

Last modified Jun 17, 2026

CVE-2024-7157 is a high-severity vulnerability rated 8.7/10 on the CVSS scale. A vulnerability was found in TOTOLINK A3100R 4.1.2cu.5050_B20200504. It has been classified as critical. EPSS estimates a 7.37% chance of exploitation in the next 30 days.

Description

A vulnerability was found in TOTOLINK A3100R 4.1.2cu.5050_B20200504. 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 http_host 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.

Metrics

CVSS 3.1

8.8/10

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

CVSS 4.0

8.7/10

CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

EPSS Probability

7.37%

93.6th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-120

Affected Software

Vendor	Product	Versions
Totolink	A3100r Firmware	4.1.2cu.5050_b20200504

References

https://github.com/abcdefg-png/IoT-vulnerable/blob/main/TOTOLINK/A3100R/getSaveConfig.mdExploit
https://vuldb.com/?ctiid.272571Permissions Required, Third Party Advisory
https://vuldb.com/?id.272571Third Party Advisory
https://vuldb.com/?submit.377542Third Party Advisory
https://github.com/abcdefg-png/IoT-vulnerable/blob/main/TOTOLINK/A3100R/getSaveConfig.mdExploit
https://vuldb.com/?ctiid.272571Permissions Required, Third Party Advisory
https://vuldb.com/?id.272571Third Party Advisory
https://vuldb.com/?submit.377542Third Party Advisory

Timeline

Published: Jul 28, 2024
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2024-7157?

How severe is CVE-2024-7157?

CVE-2024-7157 has a CVSS score of 8.7/10 (HIGH severity). The EPSS model estimates a 7.37% probability of exploitation in the next 30 days.

How do I fix CVE-2024-7157?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2024-7157?

Run a free Strix scan to check your systems for this vulnerability.

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Source: NVD / NIST