CVE-2025-5621

D-Link DIR-816 qosClassifier os command injection

CVSS 6.9 MEDIUMEPSS 6.9%CWE-77 CWE-78

Vexday Risk Score

13Low

SSVC decision (CISA)

Track

No exploitation signal → monitor

CVSS 6.9EPSS 6.9%KEV nãoPoC —Nuclei —Metasploit —Patch —

Lifecycle

04 Jun 2025Published on NVD

Recommendation: Monitor — no exploitation signal at the moment.

A vulnerability has been found in D-Link DIR-816 1.10CNB05 and classified as critical. Affected by this vulnerability is the function qosClassifier of the file /goform/qosClassifier. The manipulation of the argument dip_address/sip_address leads to os command injection. The attack can be launched remotely. The exploit has been disclosed to the public and may be used. This vulnerability only affects products that are no longer supported by the maintainer.

CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N

Affected products

D-Link · DIR-816

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References

https://github.com/wudipjq/my_vuln/blob/main/D-Link5/vuln_49/49.md https://vuldb.com/?ctiid.311107 https://vuldb.com/?id.311107 https://vuldb.com/?submit.589221 https://www.dlink.com/