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Vulnerability record · CVE-2022-38828 · published 16 September 2022

CVE-2022-38828: Totolink t6 firmware os command injection vulnerability

TTotolink · T6 Firmware

TOTOLINK T6 V4.1.5cu.709_B20210518 is vulnerable to command injection via cstecgi.cgi

9.8 CVSS 3.1 Critical EPSS 20% · top 2.7% CWE-78 · OS command injection
9.8CVSS 3.1 base score
20%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

TOTOLINK T6 V4.1.5cu.709_B20210518 is vulnerable to command injection via cstecgi.cgi

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/whiter6666/CVE/blob/main/TOTOLINK_T6_V3/setWiFiWpsStart_1.md ExploitThird Party Advisory
https://github.com/whiter6666/CVE/blob/main/TOTOLINK_T6_V3/setWiFiWpsStart_1.md ExploitThird Party Advisory

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Related vulnerabilities

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

9.8CVE-2023-7221Totolink t6 firmware classic buffer overflow vulnerabilityA vulnerability was found in Totolink T6 4.1.9cu.5241_B20210923. It has been classified as critical. This affects the function main of the file /cgi-…EPSS 1.5%9.8CVE-2022-38823Totolink t6 firmware hard-coded credentials vulnerabilityIn TOTOLINK T6 V4.1.5cu.709_B20210518, there is a hard coded password for root in /etc/shadow.sample.EPSS 1.1%9.8CVE-2022-38826Totolink t6 firmware os command injection vulnerabilityIn TOTOLINK T6 V4.1.5cu.709_B20210518, there is an execute arbitrary command in cstecgi.cgi.EPSS 1.3%9.8CVE-2022-38827Totolink t6 firmware classic buffer overflow vulnerabilityTOTOLINK T6 V4.1.5cu.709_B20210518 is vulnerable to Buffer Overflow via cstecgi.cgiEPSS 12%9.8CVE-2022-25084Totolink t6 firmware os command injection vulnerabilityTOTOLink T6 V5.9c.4085_B20190428 was discovered to contain a command injection vulnerability in the "Main" function. This vulnerability allows attack…EPSS 25%9.8CVE-2022-25130Totolink t6 firmware command injection vulnerabilityA command injection vulnerability in the function updateWifiInfo of TOTOLINK Technology routers T6 V3_Firmware T6_V3_V4.1.5cu.748_B20211015 and T10 V…EPSS 2.2%9.8CVE-2022-25131Totolink t6 firmware command injection vulnerabilityA command injection vulnerability in the function recvSlaveCloudCheckStatus of TOTOLINK Technology routers T6 V3_Firmware T6_V3_V4.1.5cu.748_B2021101…EPSS 2.2%9.8CVE-2022-25132Totolink t6 firmware command injection vulnerabilityA command injection vulnerability in the function meshSlaveDlfw of TOTOLINK Technology router T6 V3_Firmware T6_V3_V4.1.5cu.748_B20211015 allows atta…EPSS 2.9%

Source: NIST National Vulnerability Database (record CVE-2022-38828), CISA KEV, FIRST EPSS (scores of 2026-09-27). This page is refreshed as NVD updates the record.