How severe is CVE-2023-0638?

CVE-2023-0638 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-2023-0638 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 3% (85th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2023-0638?

CVE-2023-0638 affects Trendnet Tew-811dru Firmware. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2023-0638?

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-2023-0638 published?

CVE-2023-0638 was published on 2023-02-02 and last updated on 2026-06-17.

CVE-2023-0638

CVE-2023-0638 is a high-severity vulnerability in Trendnet Tew-811dru 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. The underlying weakness is classified as CWE-77.

Key facts

Severity: High (CVSS 3.x base score 7.2)
CVSS v2: 8.3
EPSS exploit prediction: 3% (85th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-77
Affected product: Trendnet Tew-811dru Firmware
Published: 2023-02-02
Last modified: 2026-06-17

Description

A vulnerability has been found in TRENDnet TEW-811DRU 1.0.10.0 and classified as critical. This vulnerability affects unknown code of the component Web Interface. The manipulation leads to command injection. The attack can be initiated remotely. The exploit has been disclosed to the public and may be used. VDB-220018 is the identifier assigned to this vulnerability.

Frequently asked questions

What is CVE-2023-0638?: A vulnerability has been found in TRENDnet TEW-811DRU 1.0.10.0 and classified as critical. This vulnerability affects unknown code of the component Web Interface. The manipulation leads to command injection. The attack can be initiated remotely. The exploit has been disclosed to the public and may be used. VDB-220018 is the identifier assigned to this vulnerability.
How severe is CVE-2023-0638?: CVE-2023-0638 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-2023-0638 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 3% (85th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2023-0638?: CVE-2023-0638 affects Trendnet Tew-811dru Firmware. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2023-0638?: 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-2023-0638 published?: CVE-2023-0638 was published on 2023-02-02 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:o:trendnet:tew-811dru_firmware:1.0.10.0:*:*:*:*:*:*:*

More vulnerabilities in Trendnet Tew-811dru Firmware

CVE-2023-0617 — High (CVSS 7.5): A vulnerability was found in TRENDNet TEW-811DRU 1.0.10.0. It has been classified as critical. This affects an unknown…
CVE-2023-0613 — High (CVSS 7.5): A vulnerability has been found in TRENDnet TEW-811DRU 1.0.10.0 and classified as critical. Affected by this…
CVE-2023-0612 — High (CVSS 7.5): A vulnerability, which was classified as critical, was found in TRENDnet TEW-811DRU 1.0.10.0. Affected is an unknown…
CVE-2025-15472 — High (CVSS 7.2): A flaw has been found in TRENDnet TEW-811DRU 1.0.2.0. This affects the function setDeviceURL of the file uapply.cgi…
CVE-2023-0637 — Medium (CVSS 6.5): A vulnerability, which was classified as critical, was found in TRENDnet TEW-811DRU 1.0.10.0. This affects an unknown…

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