Description
A command injection vulnerability was discovered in the HNAP1 protocol in D-Link DIR-823G devices with firmware V1.0.2B05. An attacker is able to execute arbitrary web scripts via shell metacharacters in the Captcha field to Login.
References (3)
Core 3
Core References
Broken Link x_refsource_misc
http://d-link.com
Not Applicable, Vendor Advisory x_refsource_misc
https://www.dlink.com/en/security-bulletin/
Exploit, Third Party Advisory x_refsource_misc
https://github.com/sek1th/iot/blob/master/dir823g_3.md
Scores
CVSS v3
9.8
EPSS
0.2395
EPSS Percentile
96.1%
Attack Vector
NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Details
CWE
CWE-78
Status
published
Products (1)
dlink/dir-823g_firmware
1.0.2b05
Published
Nov 04, 2021
Tracked Since
Feb 18, 2026