How severe is CVE-2024-31806?

CVE-2024-31806 has a CVSS 3.x base score of 6.5, rated medium severity. It is exploitable over an adjacent network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.

Is CVE-2024-31806 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (31st percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2024-31806?

CVE-2024-31806 affects Totolink Ex200 Firmware. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2024-31806?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

Does CVE-2024-31806 have an EU (EUVD) identifier?

Yes. CVE-2024-31806 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-29679.

When was CVE-2024-31806 published?

CVE-2024-31806 was published on 2024-04-08 and last updated on 2026-06-17.

CVE-2024-31806

CVE-2024-31806 is a medium-severity vulnerability in Totolink Ex200 Firmware with a CVSS 3.x base score of 6.5. 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-75.

Key facts

Severity: Medium (CVSS 3.x base score 6.5)
EPSS exploit prediction: 0% (31st percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2024-29679
Weakness: CWE-75
Affected product: Totolink Ex200 Firmware
Published: 2024-04-08
Last modified: 2026-06-17

Description

TOTOLINK EX200 V4.0.3c.7646_B20201211 was discovered to contain a Denial-of-Service (DoS) vulnerability in the RebootSystem function which can reboot the system without authorization.

Frequently asked questions

What is CVE-2024-31806?: TOTOLINK EX200 V4.0.3c.7646_B20201211 was discovered to contain a Denial-of-Service (DoS) vulnerability in the RebootSystem function which can reboot the system without authorization.
How severe is CVE-2024-31806?: CVE-2024-31806 has a CVSS 3.x base score of 6.5, rated medium severity. It is exploitable over an adjacent network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.
Is CVE-2024-31806 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (31st percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2024-31806?: CVE-2024-31806 affects Totolink Ex200 Firmware. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2024-31806?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2024-31806 have an EU (EUVD) identifier?: Yes. CVE-2024-31806 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-29679.
When was CVE-2024-31806 published?: CVE-2024-31806 was published on 2024-04-08 and last updated on 2026-06-17.

References

https://github.com/4hsien/CVE-vulns/blob/main/TOTOLINK/EX200/DoS_RebootSystem/DoS.md

Affected products (1)

cpe:2.3:o:totolink:ex200_firmware:4.0.3c.7646_b20201211:*:*:*:*:*:*:*

More vulnerabilities in Totolink Ex200 Firmware

CVE-2024-31810 — Critical (CVSS 9.8): TOTOLINK EX200 V4.0.3c.7646_B20201211 was discovered to contain a hardcoded password for root at /etc/shadow.sample.
CVE-2024-31807 — Critical (CVSS 9.8): TOTOLINK EX200 V4.0.3c.7646_B20201211 was discovered to contain a remote code execution (RCE) vulnerability via the…
CVE-2021-43711 — Critical (CVSS 9.8): The downloadFlile.cgi binary file in TOTOLINK EX200 V4.0.3c.7646_B20201211 has a command injection vulnerability when…
CVE-2024-31815 — Critical (CVSS 9.1): In TOTOLINK EX200 V4.0.3c.7314_B20191204, an attacker can obtain the configuration file without authorization through…
CVE-2024-7336 — High (CVSS 8.8): A vulnerability classified as critical was found in TOTOLINK EX200 4.0.3c.7646_B20201211. Affected by this…
CVE-2024-7335 — High (CVSS 8.8): A vulnerability classified as critical has been found in TOTOLINK EX200 4.0.3c.7646_B20201211. Affected is the function…

All CVEs affecting Totolink Ex200 Firmware →

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