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Vulnerability record · CVE-2023-48194 · published 9 July 2024

CVE-2023-48194: Tenda ac8 firmware out-of-bounds write vulnerability

Tenda · Ac8 Firmware

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.

9.8 CVSS 3.1 Critical EPSS 0.65% · top 51.2% CWE-787 · Out-of-bounds write
9.8CVSS 3.1 base score
0.65%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
3References, 2 tagged exploit
9 Jul 2026Last modified by NVD

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.

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

Affected products

1 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
https://github.com/zt20xx/CVE-2023-48194 Exploit
https://www.tenda.com.cn/download/detail-3683.html
https://github.com/zt20xx/CVE-2023-48194 Exploit

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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

9.8CVE-2025-29100Tenda ac8 firmware stack-based buffer overflow vulnerabilityTenda AC8 V16.03.34.06 is vulnerable to Buffer Overflow in the fromSetRouteStatic function via the parameter list.EPSS 0.62%9.8CVE-2025-25663Tenda ac8 firmware out-of-bounds write vulnerabilityA vulnerability was found in Tenda AC8V4 V16.03.34.06. Affected is the function SUB_0046AC38 of the file /goform/WifiExtraSet. The manipulation of th…EPSS 0.55%9.8CVE-2025-25664Tenda ac8 firmware out-of-bounds write vulnerabilityTenda AC8V4 V16.03.34.06 was discovered to contain a stack overflow via the shareSpeed parameter in the sub_49E098 function.EPSS 0.55%9.8CVE-2025-25667Tenda ac8 firmware classic buffer overflow vulnerabilityTenda AC8V4 V16.03.34.06 was discovered to contain a stack overflow via the urls parameter in the function get_parentControl_list_Info.EPSS 0.57%9.8CVE-2025-25668Tenda ac8 firmware classic buffer overflow vulnerabilityTenda AC8V4 V16.03.34.06 was discovered to contain a stack overflow via the shareSpeed parameter in the sub_47D878 function.EPSS 0.55%9.8CVE-2024-57703Tenda ac8 firmware out-of-bounds write vulnerabilityTenda AC8v4 V16.03.34.06 has a stack overflow vulnerability. Affected by this vulnerability is the function setSchedWifi of the file /goform/openSche…EPSS 0.56%9.8CVE-2024-46652Tenda ac8 firmware out-of-bounds write vulnerabilityTenda AC8v4 V16.03.34.06 has a stack overflow vulnerability in the fromAdvSetMacMtuWan function.EPSS 0.57%9.8CVE-2023-4744Tenda ac8 firmware stack-based buffer overflow vulnerabilityA vulnerability was found in Tenda AC8 16.03.34.06_cn_TDC01. It has been declared as critical. Affected by this vulnerability is the function formSet…EPSS 1.8%

Source: NIST National Vulnerability Database (record CVE-2023-48194), CISA KEV, FIRST EPSS (scores of 2026-09-26). This page is refreshed as NVD updates the record.