How severe is CVE-2020-7842?

CVE-2020-7842 has a CVSS 3.x base score of 6.4, rated medium severity. It is exploitable over an adjacent network with high attack complexity, requires high privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2020-7842 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (71st percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2020-7842?

CVE-2020-7842 affects Netu Wf2429tb Firmware. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2020-7842?

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

When was CVE-2020-7842 published?

CVE-2020-7842 was published on 2020-11-20 and last updated on 2026-06-17.

CVE-2020-7842

CVE-2020-7842 is a medium-severity vulnerability in Netu Wf2429tb Firmware with a CVSS 3.x base score of 6.4. 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-20.

Key facts

Severity: Medium (CVSS 3.x base score 6.4)
CVSS v2: 6.0
EPSS exploit prediction: 1% (71st percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-20
Affected product: Netu Wf2429tb Firmware
Published: 2020-11-20
Last modified: 2026-06-17

Description

Improper Input validation vulnerability exists in Netis Korea D'live AP which could cause arbitrary command injection and execution when the time setting (using ntpServerlp1 parameter) for the users. This affects D'live set-top box AP(WF2429TB) v1.1.10.

Frequently asked questions

What is CVE-2020-7842?: Improper Input validation vulnerability exists in Netis Korea D'live AP which could cause arbitrary command injection and execution when the time setting (using ntpServerlp1 parameter) for the users. This affects D'live set-top box AP(WF2429TB) v1.1.10.
How severe is CVE-2020-7842?: CVE-2020-7842 has a CVSS 3.x base score of 6.4, rated medium severity. It is exploitable over an adjacent network with high attack complexity, requires high privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2020-7842 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (71st percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2020-7842?: CVE-2020-7842 affects Netu Wf2429tb Firmware. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2020-7842?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2020-7842 published?: CVE-2020-7842 was published on 2020-11-20 and last updated on 2026-06-17.

References

https://www.boho.or.kr/krcert/secNoticeView.do?bulletin_writing_sequence=35797

Affected products (1)

cpe:2.3:o:netu:wf2429tb_firmware:1.1.10:*:*:*:*:*:*:*

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