PT-2022-11852 · D Link · D-Link Dir-823G

Published 2022-04-07 · Updated 2022-04-14 · CVE-2021-43474

Positive Technologies (AI Summary)

CVSS v3.1

9.8

Critical

Base vector

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

Name of the Vulnerable Software and Affected Versions D-Link DIR-823G REVA1 version 1.02B05

Description An Access Control issue exists via any parameter in the HNAP1 function.

Recommendations For D-Link DIR-823G REVA1 version 1.02B05, as a temporary workaround, consider restricting access to the HNAP1 function until a patch is available.

Exploit

Fix

Command Injection

Weakness Enumeration

CWE-77

Related Identifiers

CVE-2021-43474

Affected Products

D-Link Dir-823G

References · 7

• 🔥 https://github.com/sek1th/iot/blob/master/dir-823g_all.md · Exploit
• https://nvd.nist.gov/vuln/detail/CVE-2021-43474 · Security Note
• https://osv.dev/vulnerability/CVE-2021-43474 · Vendor Advisory
• https://dlink.com/en/security-bulletin · Vendor Advisory
• https://t.me/cibsecurity/40331 · Telegram Post
• https://t.me/cvenotify/28627 · Telegram Post
• https://t.me/cvenotify/28643 · Telegram Post