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Vulnerability record · CVE-2022-34993 · published 4 August 2022

CVE-2022-34993: Totolink a3600r firmware hard-coded credentials vulnerability

TTotolink · A3600r Firmware

Totolink A3600R_Firmware V4.1.2cu.5182_B20201102 contains a hard code password for root in /etc/shadow.sample.

9.8 CVSS 3.1 Critical EPSS 1.0% · top 38.1% CWE-798 · Hard-coded credentials
9.8CVSS 3.1 base score
1.0%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
4References, 2 tagged exploit
17 Jun 2026Last modified by NVD

Description

Totolink A3600R_Firmware V4.1.2cu.5182_B20201102 contains a hard code password for root in /etc/shadow.sample.

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
http://www.totolink.cn/home/menu/detail.html?menu_listtpl=download&id=63&ids=36image-20220606105532193 ProductVendor Advisory
https://github.com/cilan2/iot/blob/main/1.md ExploitThird Party Advisory
http://www.totolink.cn/home/menu/detail.html?menu_listtpl=download&id=63&ids=36image-20220606105532193 ProductVendor Advisory
https://github.com/cilan2/iot/blob/main/1.md ExploitThird Party Advisory

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Related vulnerabilities

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

9.8CVE-2026-31027Totolink a3600r firmware classic buffer overflow vulnerabilityTOTOlink A3600R v5.9c.4959 contains a buffer overflow vulnerability in the setAppEasyWizardConfig interface of /lib/cste_modules/app.so. The vulnerab…EPSS 1.6%9.8CVE-2022-25078Totolink a3600r firmware os command injection vulnerabilityTOTOLink A3600R V4.1.2cu.5182_B20201102 was discovered to contain a command injection vulnerability in the "Main" function. This vulnerability allows…EPSS 3.2%8.7CVE-2024-7187Totolink a3600r firmware classic buffer overflow vulnerabilityA vulnerability was found in TOTOLINK A3600R 4.1.2cu.5182_B20201102. It has been declared as critical. This vulnerability affects the function Upload…EPSS 1.2%8.7CVE-2024-7186Totolink a3600r firmware classic buffer overflow vulnerabilityA vulnerability was found in TOTOLINK A3600R 4.1.2cu.5182_B20201102. It has been classified as critical. This affects the function setWiFiAclAddConfi…EPSS 1.1%8.7CVE-2024-7185Totolink a3600r firmware classic buffer overflow vulnerabilityA vulnerability was found in TOTOLINK A3600R 4.1.2cu.5182_B20201102 and classified as critical. Affected by this issue is the function setWebWlanIdx …EPSS 1.1%8.7CVE-2024-7184Totolink a3600r firmware classic buffer overflow vulnerabilityA vulnerability has been found in TOTOLINK A3600R 4.1.2cu.5182_B20201102 and classified as critical. Affected by this vulnerability is the function s…EPSS 1.1%8.7CVE-2024-7183Totolink a3600r firmware classic buffer overflow vulnerabilityA vulnerability, which was classified as critical, was found in TOTOLINK A3600R 4.1.2cu.5182_B20201102. Affected is the function setUploadSetting of …EPSS 1.1%8.7CVE-2024-7182Totolink a3600r firmware classic buffer overflow vulnerabilityA vulnerability, which was classified as critical, has been found in TOTOLINK A3600R 4.1.2cu.5182_B20201102. This issue affects the function setUpgra…EPSS 1.1%

Source: NIST National Vulnerability Database (record CVE-2022-34993), CISA KEV, FIRST EPSS (scores of 2026-09-27). This page is refreshed as NVD updates the record.