CVE-2023-33670

Name: CVE-2023-33670
Creator: NVD / NIST
Published: 2023-06-02T20:15:09.563+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

CRITICALCVSS 9.8/10EPSS 1.06%

Last modified Jun 17, 2026

CVE-2023-33670 is a critical-severity vulnerability rated 9.8/10 on the CVSS scale. Tenda AC8V4.0-V16.03.34.06 was discovered to contain a stack overflow via the time parameter in the sub_4a79ec function.. EPSS estimates a 1.06% chance of exploitation in the next 30 days.

Description

Tenda AC8V4.0-V16.03.34.06 was discovered to contain a stack overflow via the time parameter in the sub_4a79ec function.

Metrics

CVSS 3.1

9.8/10

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

EPSS Probability

1.06%

60.1th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

Vendor	Product	Versions
Tenda	Ac8 Firmware	16.03.34.06

References

https://github.com/DDizzzy79/Tenda-CVE/blob/main/AC8V4.0/N3/README.mdExploit, Third Party Advisory
https://github.com/DDizzzy79/Tenda-CVE/tree/main/AC8V4.0/N3
https://github.com/DDizzzy79/Tenda-CVE/blob/main/AC8V4.0/N3/README.mdExploit, Third Party Advisory
https://github.com/DDizzzy79/Tenda-CVE/tree/main/AC8V4.0/N3

Timeline

Published: Jun 2, 2023
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2023-33670?

Tenda AC8V4.0-V16.03.34.06 was discovered to contain a stack overflow via the time parameter in the sub_4a79ec function.

How severe is CVE-2023-33670?

CVE-2023-33670 has a CVSS score of 9.8/10 (CRITICAL severity). The EPSS model estimates a 1.06% probability of exploitation in the next 30 days.

How do I fix CVE-2023-33670?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2023-33670?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST