PT-2022-11891

CVE-2021-43711

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Published

2022-01-04

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Updated

2022-01-12

Description by

CVSS 3.1
9.8
Critical
MetricsAV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Name of the Vulnerable Software and Affected Versions TOTOLINK EX200 version 4.0.3c.7646 B20201211
Description The downloadFlile.cgi binary file has a command injection vulnerability when receiving GET parameters. The parameter name can be constructed for unauthenticated command execution.
Recommendations For TOTOLINK EX200 version 4.0.3c.7646 B20201211, as a temporary workaround, consider restricting access to the downloadFlile.cgi binary file until a patch is available. Avoid using constructed parameter names in GET requests to the affected binary file.
Exploitability
Exploit
Fix
Impacts
Vendors
Affected products
Weakness enumeration
CWE-77: Improper Neutralization of Special Elements used in a Command (\'Command Injection\')
Related identifiers
CVE-2021-43711
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