CVE-2021-44880

critical

Description

D-Link devices DIR_878 DIR_878_FW1.30B08_Hotfix_02 and DIR_882 DIR_882_FW1.30B06_Hotfix_02 were discovered to contain a command injection vulnerability in the system function. This vulnerability allows attackers to execute arbitrary commands via a crafted HNAP1 POST request.

References

https://www.dlink.com/en/security-bulletin/

https://supportannouncement.us.dlink.com/announcement/publication.aspx?name=SAP10287

https://supportannouncement.us.dlink.com/announcement/publication.aspx?name=SAP10286

https://github.com/pjqwudi/my_vuln/blob/main/D-link/vuln_2/2.md

Details

Source: Mitre, NVD

Published: 2022-02-04

Updated: 2026-06-17

Risk Information

CVSS v2

Base Score: 10

Vector: CVSS2#AV:N/AC:L/Au:N/C:C/I:C/A:C

Severity: Critical

CVSS v3

Base Score: 9.8

Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Severity: Critical

EPSS

EPSS: 0.04223