How severe is CVE-2023-0637?

CVE-2023-0637 has a CVSS 3.x base score of 6.5, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.

Is CVE-2023-0637 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (53rd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2023-0637?

CVE-2023-0637 affects Trendnet Tew-811dru Firmware. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2023-0637?

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

When was CVE-2023-0637 published?

CVE-2023-0637 was published on 2023-02-02 and last updated on 2026-06-17.

CVE-2023-0637

CVE-2023-0637 is a medium-severity vulnerability in Trendnet Tew-811dru 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-787.

Key facts

Severity: Medium (CVSS 3.x base score 6.5)
CVSS v2: 6.8
EPSS exploit prediction: 1% (53rd percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-787
Affected product: Trendnet Tew-811dru Firmware
Published: 2023-02-02
Last modified: 2026-06-17

Description

A vulnerability, which was classified as critical, was found in TRENDnet TEW-811DRU 1.0.10.0. This affects an unknown part of the file wan.asp of the component Web Management Interface. The manipulation leads to memory corruption. It is possible to initiate the attack remotely. The exploit has been disclosed to the public and may be used. The identifier VDB-220017 was assigned to this vulnerability.

Frequently asked questions

What is CVE-2023-0637?: A vulnerability, which was classified as critical, was found in TRENDnet TEW-811DRU 1.0.10.0. This affects an unknown part of the file wan.asp of the component Web Management Interface. The manipulation leads to memory corruption. It is possible to initiate the attack remotely. The exploit has been disclosed to the public and may be used. The identifier VDB-220017 was assigned to this vulnerability.
How severe is CVE-2023-0637?: CVE-2023-0637 has a CVSS 3.x base score of 6.5, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.
Is CVE-2023-0637 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (53rd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2023-0637?: CVE-2023-0637 affects Trendnet Tew-811dru Firmware. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2023-0637?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2023-0637 published?: CVE-2023-0637 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:*:*:*:*:*:*:*

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