CVE-2023-48194

CRITICAL
Published Jul 9, 2024 Modified Dec 8, 2025 CWE-787

Description

Vulnerability in Tenda AC8v4 .V16.03.34.09 due to sscanf and the last digit of s8 being overwritten with \x0. After executing set_client_qos, control over the gp register can be obtained.

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CVSS v3.1 Score

9.8
CRITICAL
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Weakness Type (CWE)

CWE-787 Out-of-bounds Write

Affected Products

Vendor Product
tenda ac8_firmware
tenda ac8v4

References

Frequently Asked Questions

What is CVE-2023-48194? +
Vulnerability in Tenda AC8v4 .V16.03.34.09 due to sscanf and the last digit of s8 being overwritten with \x0. After executing set_client_qos, control over the gp register can be obtained. It has a CVSS v3.1 base score of 9.8 (CRITICAL).
How severe is CVE-2023-48194? +
CVE-2023-48194 has a CVSS v3.1 score of 9.8 out of 10, rated CRITICAL. This is a critical vulnerability that should be patched immediately.
What products are affected by CVE-2023-48194? +
CVE-2023-48194 affects products from tenda, specifically: ac8_firmware, ac8v4. Check the affected products table above for specific version ranges.
How do I check if I'm vulnerable to CVE-2023-48194? +
You can use Secably's free Website Scanner to check your website for known vulnerabilities. For infrastructure scanning, use the Port Scanner to identify exposed services that may be affected. Check the vendor advisories linked above for specific patch and version information.

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