How severe is CVE-2024-42966?

CVE-2024-42966 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2024-42966 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (45th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2024-42966?

CVE-2024-42966 affects Totolink N350rt Firmware. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2024-42966?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.

Does CVE-2024-42966 have an EU (EUVD) identifier?

Yes. CVE-2024-42966 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-39847.

When was CVE-2024-42966 published?

CVE-2024-42966 was published on 2024-08-15 and last updated on 2026-06-17.

CVE-2024-42966

CVE-2024-42966 is a critical-severity vulnerability in Totolink N350rt Firmware with a CVSS 3.x base score of 9.8. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-863.

Key facts

Severity: Critical (CVSS 3.x base score 9.8)
EPSS exploit prediction: 1% (45th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2024-39847
Weakness: CWE-863
Affected product: Totolink N350rt Firmware
Published: 2024-08-15
Last modified: 2026-06-17

Description

Incorrect access control in TOTOLINK N350RT V9.3.5u.6139_B20201216 allows attackers to obtain the apmib configuration file, which contains the username and the password, via a crafted request to /cgi-bin/ExportSettings.sh.

Frequently asked questions

What is CVE-2024-42966?: Incorrect access control in TOTOLINK N350RT V9.3.5u.6139_B20201216 allows attackers to obtain the apmib configuration file, which contains the username and the password, via a crafted request to /cgi-bin/ExportSettings.sh.
How severe is CVE-2024-42966?: CVE-2024-42966 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2024-42966 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (45th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2024-42966?: CVE-2024-42966 affects Totolink N350rt Firmware. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2024-42966?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.
Does CVE-2024-42966 have an EU (EUVD) identifier?: Yes. CVE-2024-42966 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-39847.
When was CVE-2024-42966 published?: CVE-2024-42966 was published on 2024-08-15 and last updated on 2026-06-17.

References

https://github.com/TTTJJJWWW/AHU-IoT-vulnerable/blob/main/TOTOLINK/N350R/ExportSettings.md

Affected products (1)

cpe:2.3:o:totolink:n350rt_firmware:9.3.5u.6139_b20201216:*:*:*:*:*:*:*

More vulnerabilities in Totolink N350rt Firmware

CVE-2025-51630 — Critical (CVSS 9.8): TOTOLINK N350RT V9.3.5u.6139_B20201216 was discovered to contain a buffer overflow via the ePort parameter in the…
CVE-2024-7462 — High (CVSS 8.8): A vulnerability classified as critical has been found in TOTOLINK N350RT 9.3.5u.6139_B20201216. This affects the…
CVE-2024-7333 — High (CVSS 8.8): A vulnerability was found in TOTOLINK N350RT 9.3.5u.6139_B20201216. It has been declared as critical. This…
CVE-2022-36488 — High (CVSS 7.8): TOTOLINK N350RT V9.3.5u.6139_B20201216 was discovered to contain a stack overflow via the sPort parameter in the…
CVE-2022-36487 — High (CVSS 7.8): TOTOLINK N350RT V9.3.5u.6139_B20201216 was discovered to contain a command injection vulnerability via the command…
CVE-2022-36486 — High (CVSS 7.8): TOTOLINK N350RT V9.3.5u.6139_B20201216 was discovered to contain a command injection vulnerability via the FileName…

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