SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityAnalyzed

CVE-2025-5621

A vulnerability has been found in D-Link DIR-816 1.10CNB05 and classified as critical.

MEDIUM 6.9EPSS 7.47%

Does this matter?

Lower severity and a low EPSS score (7.47%). Track it; it rarely justifies an emergency change on its own.

Description

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
6.9 MEDIUMCVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/M
EPSS
7.47% probability · 94th percentile
CISA KEV
Not listed
Weakness
CWE-77, CWE-78
Affected
dlink/dir-816 firmware
Source
cna@vuldb.com

Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.