CVE-2025-4443 D-Link DIR-605L sub_454F2C command injection

What is CVE-2025-4443?

CVE-2025-4443 is a medium-severity command injection vulnerability in Dlink Dir-605l Firmware, published on 8 May 2025. Any signed-in user can exploit it over the network, with no action from the victim.

Official description

A vulnerability was found in D-Link DIR-605L 2.13B01. It has been rated as critical. This issue affects the function sub_454F2C. The manipulation of the argument sysCmd leads to command injection. The attack may be initiated remotely. The vendor was contacted early about this disclosure. This vulnerability only affects products that are no longer supported by the maintainer.

Weakness: CWE-77, CWE-74

Which versions are affected by CVE-2025-4443?

It affects 1 product.

Products include Dlink Dir-605l Firmware.

How do I fix CVE-2025-4443?

No fix has been published for CVE-2025-4443 yet. Limit exposure of the affected software until one is available.

Upgrade, and pass arguments to programs as a list instead of through a shell. More about Command injection.

Is CVE-2025-4443 being exploited?

There is no known exploitation of CVE-2025-4443 in the wild and no public exploit code.

Other vulnerabilities in Dlink Dir-605l Firmware

• CVE-2021-40655 D-Link DIR-605 Router Information Disclosure Exploited High 7.5
• CVE-2026-42373 D-Link DIR-605L B2 Hardcoded Telnet Backdoor Credentials Critical 9.8
• CVE-2023-29961 Memory corruption in n/a Critical 9.8
• CVE-2023-24348 Memory corruption in n/a Critical 9.8
• CVE-2023-24349 Memory corruption in n/a Critical 9.8

All Dlink Dir-605l Firmware vulnerabilities

Sources

• CVE record
• NVD
• OSV
• GitHub advisory
• How this page is made

Also known as GHSA-9x98-jv6r-7jg8.