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Description

A vulnerability was determined in D-Link DIR-820LW 2.03. Affected is the function ssdpcgi_main of the component SSDP. Executing a manipulation can lead to os command injection. The attack may be launched remotely. The exploit has been publicly disclosed and may be utilized.

PUBLISHED Reserved 2026-03-20 | Published 2026-03-20 | Updated 2026-03-20 | Assigner VulDB




MEDIUM: 6.9CVSS: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:P
HIGH: 7.3CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L/E:P/RL:X/RC:R
HIGH: 7.3CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L/E:P/RL:X/RC:R
7.5AV:N/AC:L/Au:N/C:P/I:P/A:P/E:POC/RL:ND/RC:UR

Problem types

OS Command Injection

Command Injection

Product status

2.03
affected

Timeline

2026-03-20:Advisory disclosed
2026-03-20:VulDB entry created
2026-03-20:VulDB entry last update

Credits

junqi (VulDB User) reporter

References

vuldb.com/?id.352055 (VDB-352055 | D-Link DIR-820LW SSDP ssdpcgi_main os command injection) vdb-entry technical-description

vuldb.com/?ctiid.352055 (VDB-352055 | CTI Indicators (IOB, IOC, TTP, IOA)) signature permissions-required

vuldb.com/?submit.773883 (Submit #773883 | D-Link DIR-820LW B2.03 OS Command Injection) third-party-advisory

github.com/yunleeeee/cve/issues/1 issue-tracking

github.com/...ironment.variable.in.ssdpcgi_main.function.zip exploit

www.dlink.com/ product

cve.org (CVE-2026-4499)

nvd.nist.gov (CVE-2026-4499)

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