CVE-2023-49418

Name: CVE-2023-49418
Creator: NVD / NIST
Published: 2023-12-11T14:15:31.8+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

CRITICALCVSS 9.8/10EPSS 0.87%

Last modified Jun 17, 2026

CVE-2023-49418 is a critical-severity vulnerability rated 9.8/10 on the CVSS scale. TOTOLink A7000R V9.1.0u.6115_B20201022has a stack overflow vulnerability via setIpPortFilterRules.. EPSS estimates a 0.87% chance of exploitation in the next 30 days.

Description

TOTOLink A7000R V9.1.0u.6115_B20201022has a stack overflow vulnerability via setIpPortFilterRules.

Metrics

CVSS 3.1

9.8/10

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

EPSS Probability

0.87%

54.1th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-787

Affected Software

Vendor	Product	Versions
Totolink	A7000r Firmware	9.1.0u.6115_b20201022

References

https://github.com/cnitlrt/iot_vuln/tree/master/totolink/A7000R/setIpPortFilterRulesExploit, Third Party Advisory
https://github.com/cnitlrt/iot_vuln/tree/master/totolink/A7000R/setIpPortFilterRulesExploit, Third Party Advisory

Timeline

Published: Dec 11, 2023
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2023-49418?

TOTOLink A7000R V9.1.0u.6115_B20201022has a stack overflow vulnerability via setIpPortFilterRules.

How severe is CVE-2023-49418?

CVE-2023-49418 has a CVSS score of 9.8/10 (CRITICAL severity). The EPSS model estimates a 0.87% probability of exploitation in the next 30 days.

How do I fix CVE-2023-49418?

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-2023-49418?

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

Scan your code now

Source: NVD / NIST