PT-2022-17723 · Totolink · Totolink A3100R+5

Published

2022-03-15

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Updated

2023-08-08

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CVE-2022-26208

CVSS v3.1

9.8

Critical

VectorAV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Name of the Vulnerable Software and Affected Versions Totolink A830R version 5.9c.4729 B20191112 Totolink A3100R version 4.1.2cu.5050 B20200504 Totolink A950RG version 4.1.2cu.5161 B20200903 Totolink A800R version 4.1.2cu.5137 B20200730 Totolink A3000RU version 5.9c.5185 B20201128 Totolink A810R version 4.1.2cu.5182 B20201026
Description The issue allows attackers to execute arbitrary commands via a crafted request, exploiting a command injection vulnerability in the setWebWlanIdx function, specifically via the webWlanIdx parameter.
Recommendations For Totolink A830R version 5.9c.4729 B20191112, consider disabling the setWebWlanIdx function until a patch is available. For Totolink A3100R version 4.1.2cu.5050 B20200504, restrict access to the webWlanIdx parameter to minimize the risk of exploitation. For Totolink A950RG version 4.1.2cu.5161 B20200903, avoid using the webWlanIdx parameter in the affected API endpoint until the issue is resolved. For Totolink A800R version 4.1.2cu.5137 B20200730, temporarily disable the setWebWlanIdx function to prevent exploitation. For Totolink A3000RU version 5.9c.5185 B20201128, restrict the use of the webWlanIdx parameter to prevent command injection attacks. For Totolink A810R version 4.1.2cu.5182 B20201026, consider applying configuration changes to limit access to the setWebWlanIdx function. At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Exploit

OS Command Injection

Weakness Enumeration

CWE-78

Related Identifiers

CVE-2022-26208

Affected Products

Totolink A3000Ru
Totolink A3100R
Totolink A800R
Totolink A810R
Totolink A830R
Totolink A950Rg