How severe is CVE-2023-0617?

CVE-2023-0617 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.

Is CVE-2023-0617 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (59th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2023-0617?

CVE-2023-0617 affects Trendnet Tew-811dru Firmware. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2023-0617?

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-2023-0617 published?

CVE-2023-0617 was published on 2023-02-01 and last updated on 2026-06-17.

CVE-2023-0617

CVE-2023-0617 is a high-severity vulnerability in Trendnet Tew-811dru Firmware with a CVSS 3.x base score of 7.5. 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-120.

Key facts

Severity: High (CVSS 3.x base score 7.5)
CVSS v2: 7.8
EPSS exploit prediction: 1% (59th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-120
Affected product: Trendnet Tew-811dru Firmware
Published: 2023-02-01
Last modified: 2026-06-17

Description

A vulnerability was found in TRENDNet TEW-811DRU 1.0.10.0. It has been classified as critical. This affects an unknown part of the file /wireless/guestnetwork.asp of the component httpd. The manipulation leads to buffer overflow. It is possible to initiate the attack remotely. The exploit has been disclosed to the public and may be used. The identifier VDB-219957 was assigned to this vulnerability.

Frequently asked questions

What is CVE-2023-0617?: A vulnerability was found in TRENDNet TEW-811DRU 1.0.10.0. It has been classified as critical. This affects an unknown part of the file /wireless/guestnetwork.asp of the component httpd. The manipulation leads to buffer overflow. It is possible to initiate the attack remotely. The exploit has been disclosed to the public and may be used. The identifier VDB-219957 was assigned to this vulnerability.
How severe is CVE-2023-0617?: CVE-2023-0617 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.
Is CVE-2023-0617 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (59th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2023-0617?: CVE-2023-0617 affects Trendnet Tew-811dru Firmware. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2023-0617?: 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-2023-0617 published?: CVE-2023-0617 was published on 2023-02-01 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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