How severe is CVE-2024-42978?

CVE-2024-42978 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-2024-42978 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (65th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2024-42978?

CVE-2024-42978 affects Tenda Fh1206 Firmware. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2024-42978?

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-2024-42978 have an EU (EUVD) identifier?

Yes. CVE-2024-42978 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-39855.

When was CVE-2024-42978 published?

CVE-2024-42978 was published on 2024-08-15 and last updated on 2026-06-17.

CVE-2024-42978

CVE-2024-42978 is a critical-severity vulnerability in Tenda Fh1206 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-78.

Key facts

Severity: Critical (CVSS 3.x base score 9.8)
EPSS exploit prediction: 1% (65th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2024-39855
Weakness: CWE-78
Affected product: Tenda Fh1206 Firmware
Published: 2024-08-15
Last modified: 2026-06-17

Description

An issue in the handler function in /goform/telnet of Tenda FH1206 v02.03.01.35 allows attackers to execute arbitrary commands via a crafted HTTP request.

Frequently asked questions

What is CVE-2024-42978?: An issue in the handler function in /goform/telnet of Tenda FH1206 v02.03.01.35 allows attackers to execute arbitrary commands via a crafted HTTP request.
How severe is CVE-2024-42978?: CVE-2024-42978 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-2024-42978 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (65th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2024-42978?: CVE-2024-42978 affects Tenda Fh1206 Firmware. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2024-42978?: 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-2024-42978 have an EU (EUVD) identifier?: Yes. CVE-2024-42978 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-39855.
When was CVE-2024-42978 published?: CVE-2024-42978 was published on 2024-08-15 and last updated on 2026-06-17.

References

https://github.com/TTTJJJWWW/AHU-IoT-vulnerable/blob/main/Tenda/FH1206/telnet.md

Affected products (1)

cpe:2.3:o:tenda:fh1206_firmware:v02.03.01.35:*:*:*:*:*:*:*

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