CVE-2022-40740
High
Description
Realtek GPON router has insufficient filtering for special characters. A remote attacker authenticated as an administrator can exploit this vulnerability to perform command injection attacks, to execute arbitrary system command, manipulate system or disrupt service.
SeverityHigh
CVSS7.2
Exploit probability—
ProductRealtek Usdk
PublishedJan 3, 2023
First seenJan 3, 2023
Weakness typeCWE-78OS command injection
How to fix
Sources list no fixed version or patch link for this vulnerability.
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| realtek usdk | 1.0, 2.0, 2.2 | — |
| realtek xpon_software_development_kit | 1.9, 3.3, 4.0, 4.1 | — |
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