PT-2022-17724 · Totolink · Totolink A3100R+5

Published

2022-03-15

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Updated

2023-08-08

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CVE-2022-26209

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 A command injection issue was discovered in the setUploadSetting function, via the FileName parameter. This allows attackers to execute arbitrary commands by sending a crafted request.
Recommendations For Totolink A830R version 5.9c.4729 B20191112, consider disabling the setUploadSetting function until a patch is available. For Totolink A3100R version 4.1.2cu.5050 B20200504, restrict access to the FileName parameter in the affected function to minimize the risk of exploitation. For Totolink A950RG version 4.1.2cu.5161 B20200903, avoid using the FileName parameter in the setUploadSetting function until the issue is resolved. For Totolink A800R version 4.1.2cu.5137 B20200730, temporarily disable the setUploadSetting function to prevent potential attacks. For Totolink A3000RU version 5.9c.5185 B20201128, restrict the use of the setUploadSetting function to authorized users only. For Totolink A810R version 4.1.2cu.5182 B20201026, consider implementing additional validation for the FileName parameter to prevent command injection attacks.

Exploit

Fix

OS Command Injection

Weakness Enumeration

CWE-78

Related Identifiers

CVE-2022-26209

Affected Products

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