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Vulnerability record · CVE-2023-50991 · published 5 January 2024

CVE-2023-50991: Tenda i29 firmware classic buffer overflow vulnerability

Tenda · I29 Firmware

Buffer Overflow vulnerability in Tenda i29 versions 1.0 V1.0.0.5 and 1.0 V1.0.0.2, allows remote attackers to cause a denial of service (DoS) via the pingIp parameter in the pingSet function.

7.5 CVSS 3.1 High EPSS 8.8% · top 5.0% CWE-120 · Classic buffer overflow
7.5CVSS 3.1 base score
8.8%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
2References, 2 tagged exploit
17 Jun 2026Last modified by NVD

Description

Buffer Overflow vulnerability in Tenda i29 versions 1.0 V1.0.0.5 and 1.0 V1.0.0.2, allows remote attackers to cause a denial of service (DoS) via the pingIp parameter in the pingSet function.

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

Affected products

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

References

LinkTags
https://github.com/ef4tless/vuln/blob/master/iot/i29/pingSet.md ExploitThird Party Advisory
https://github.com/ef4tless/vuln/blob/master/iot/i29/pingSet.md ExploitThird Party Advisory

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Related vulnerabilities

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

9.8CVE-2023-50988Tenda i29 firmware out-of-bounds write vulnerabilityTenda i29 v1.0 V1.0.0.5 was discovered to contain a buffer overflow via the bandwidth parameter in the wifiRadioSetIndoor function.EPSS 0.77%9.8CVE-2023-50989Tenda i29 firmware command injection vulnerabilityTenda i29 v1.0 V1.0.0.5 was discovered to contain a command injection vulnerability via the pingSet function.EPSS 2.0%9.8CVE-2023-50990Tenda i29 firmware out-of-bounds write vulnerabilityTenda i29 v1.0 V1.0.0.5 was discovered to contain a buffer overflow via the rebootTime parameter in the sysScheduleRebootSet function.EPSS 0.77%9.8CVE-2023-50992Tenda i29 firmware out-of-bounds write vulnerabilityTenda i29 v1.0 V1.0.0.5 was discovered to contain a stack overflow via the ip parameter in the setPing function.EPSS 0.77%9.8CVE-2023-50983Tenda i29 firmware command injection vulnerabilityTenda i29 v1.0 V1.0.0.5 was discovered to contain a command injection vulnerability via the sysScheduleRebootSet function.EPSS 2.0%9.8CVE-2023-50984Tenda i29 firmware out-of-bounds write vulnerabilityTenda i29 v1.0 V1.0.0.5 was discovered to contain a buffer overflow via the ip parameter in the spdtstConfigAndStart function.EPSS 0.76%9.8CVE-2023-50985Tenda i29 firmware out-of-bounds write vulnerabilityTenda i29 v1.0 V1.0.0.5 was discovered to contain a buffer overflow via the lanGw parameter in the lanCfgSet function.EPSS 0.76%9.8CVE-2023-50986Tenda i29 firmware out-of-bounds write vulnerabilityTenda i29 v1.0 V1.0.0.5 was discovered to contain a buffer overflow via the time parameter in the sysLogin function.EPSS 0.77%

Source: NIST National Vulnerability Database (record CVE-2023-50991), CISA KEV, FIRST EPSS (scores of 2026-09-26). This page is refreshed as NVD updates the record.