How severe is CVE-2023-33672?

CVE-2023-33672 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-2023-33672 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (56th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2023-33672?

CVE-2023-33672 affects Tenda Ac8 Firmware. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2023-33672?

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-2023-33672 published?

CVE-2023-33672 was published on 2023-06-02 and last updated on 2026-06-17.

CVE-2023-33672

CVE-2023-33672 is a high-severity vulnerability in Tenda Ac8 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-787.

Key facts

Severity: High (CVSS 3.x base score 7.5)
EPSS exploit prediction: 1% (56th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-787
Affected product: Tenda Ac8 Firmware
Published: 2023-06-02
Last modified: 2026-06-17

Description

Tenda AC8V4.0-V16.03.34.06 was discovered to contain a stack overflow via the shareSpeed parameter in the fromSetWifiGusetBasic function.

Frequently asked questions

What is CVE-2023-33672?: Tenda AC8V4.0-V16.03.34.06 was discovered to contain a stack overflow via the shareSpeed parameter in the fromSetWifiGusetBasic function.
How severe is CVE-2023-33672?: CVE-2023-33672 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-2023-33672 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (56th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2023-33672?: CVE-2023-33672 affects Tenda Ac8 Firmware. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2023-33672?: 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-2023-33672 published?: CVE-2023-33672 was published on 2023-06-02 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:o:tenda:ac8_firmware:16.03.34.06:*:*:*:*:*:*:*

More vulnerabilities in Tenda Ac8 Firmware

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CVE-2025-25664 — Critical (CVSS 9.8): Tenda AC8V4 V16.03.34.06 was discovered to contain a stack overflow via the shareSpeed parameter in the sub_49E098…

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