How severe is CVE-2020-28093?

CVE-2020-28093 has a CVSS 3.x base score of 7.2, rated high severity. It is exploitable over network with low attack complexity, requires high privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2020-28093 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (63rd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2020-28093?

CVE-2020-28093 affects Tendacn Ac1200 Firmware. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2020-28093?

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

When was CVE-2020-28093 published?

CVE-2020-28093 was published on 2020-12-28 and last updated on 2026-06-17.

CVE-2020-28093

CVE-2020-28093 is a high-severity vulnerability in Tendacn Ac1200 Firmware with a CVSS 3.x base score of 7.2. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low.

Key facts

Severity: High (CVSS 3.x base score 7.2)
CVSS v2: 6.5
EPSS exploit prediction: 1% (63rd percentile)
Actively exploited: Not listed in CISA KEV
Affected product: Tendacn Ac1200 Firmware
Published: 2020-12-28
Last modified: 2026-06-17

Description

On Tenda AC1200 (Model AC6) 15.03.06.51_multi devices, admin, support, user, and nobody have a password of 1234.

Frequently asked questions

What is CVE-2020-28093?: On Tenda AC1200 (Model AC6) 15.03.06.51_multi devices, admin, support, user, and nobody have a password of 1234.
How severe is CVE-2020-28093?: CVE-2020-28093 has a CVSS 3.x base score of 7.2, rated high severity. It is exploitable over network with low attack complexity, requires high privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2020-28093 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (63rd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2020-28093?: CVE-2020-28093 affects Tendacn Ac1200 Firmware. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2020-28093?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
When was CVE-2020-28093 published?: CVE-2020-28093 was published on 2020-12-28 and last updated on 2026-06-17.

References

https://github.com/cecada/Tenda-AC6-Root-Acces/blob/main/README.md

Affected products (1)

cpe:2.3:o:tendacn:ac1200_firmware:15.03.06.51:*:*:*:*:*:*:*

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