How severe is CVE-2023-24097?

CVE-2023-24097 has a CVSS 3.x base score of 8.8, rated high severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2023-24097 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (60th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2023-24097?

CVE-2023-24097 affects Trendnet Tew-820ap Firmware. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2023-24097?

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-2023-24097 published?

CVE-2023-24097 was published on 2023-01-23 and last updated on 2026-06-17.

CVE-2023-24097

CVE-2023-24097 is a high-severity vulnerability in Trendnet Tew-820ap Firmware with a CVSS 3.x base score of 8.8. 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: High (CVSS 3.x base score 8.8)
EPSS exploit prediction: 1% (60th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-787
Affected product: Trendnet Tew-820ap Firmware
Published: 2023-01-23
Last modified: 2026-06-17

Description

TrendNet Wireless AC Easy-Upgrader TEW-820AP v1.0R, firmware version 1.01.B01 was discovered to contain a stack overflow via the submit-url parameter at /formPasswordAuth. This vulnerability allows attackers to execute arbitrary code via a crafted payload. NOTE: This vulnerability only affects products that are no longer supported by the maintainer.

Frequently asked questions

What is CVE-2023-24097?: TrendNet Wireless AC Easy-Upgrader TEW-820AP v1.0R, firmware version 1.01.B01 was discovered to contain a stack overflow via the submit-url parameter at /formPasswordAuth. This vulnerability allows attackers to execute arbitrary code via a crafted payload. NOTE: This vulnerability only affects products that are no longer supported by the maintainer.
How severe is CVE-2023-24097?: CVE-2023-24097 has a CVSS 3.x base score of 8.8, rated high severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2023-24097 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (60th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2023-24097?: CVE-2023-24097 affects Trendnet Tew-820ap Firmware. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2023-24097?: 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-2023-24097 published?: CVE-2023-24097 was published on 2023-01-23 and last updated on 2026-06-17.

References

https://github.com/chunklhit/cve/blob/master/TRENDNet/TEW-820AP/03/README.md

Affected products (1)

cpe:2.3:o:trendnet:tew-820ap_firmware:1.01.b01:*:*:*:*:*:*:*

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CVE-2024-50667 — Critical (CVSS 9.8): The boa httpd of Trendnet TEW-820AP 1.01.B01 has a stack overflow vulnerability in /boafrm/formIPv6Addr,…
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CVE-2023-24098 — High (CVSS 8.8): TrendNet Wireless AC Easy-Upgrader TEW-820AP v1.0R, firmware version 1.01.B01 was discovered to contain a stack…
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CVE-2022-47065 — High (CVSS 8.8): TrendNet Wireless AC Easy-Upgrader TEW-820AP v1.0R, firmware version 1.01.B01 was discovered to contain a stack…

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