PT-2022-23828 · D Link · D-Link Dir-816+1

Published 2022-08-31 · Updated 2023-08-08 · CVE-2022-37130

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-816 versions A2 v1.10CNB04 D-Link DIR-878 version DIR 878 FW1.30B08

Description A command injection issue occurs in the /goform/Diagnosis endpoint, where the setnum variable is spliced into v10 by snprintf, allowing system execution and resulting in a command injection issue.

Recommendations For D-Link DIR-816 version A2 v1.10CNB04, consider disabling access to the /goform/Diagnosis endpoint until a patch is available. For D-Link DIR-878 version DIR 878 FW1.30B08, restrict the use of the setnum variable in the /goform/Diagnosis endpoint to minimize the risk of exploitation. At the moment, there is no information about a newer version that contains a fix for this issue.

Exploit

Fix

OS Command Injection

Weakness Enumeration

CWE-78

Related Identifiers

CVE-2022-37130

Affected Products

D-Link Dir-816

D-Link Dir-878

References · 9

• 🔥 https://github.com/z1r00/IOT_Vul/blob/main/dlink/Dir816/Diagnosis/readme.md · Exploit
• https://dlink.com/en/security-bulletin · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2022-37130 · Security Note
• https://osv.dev/vulnerability/CVE-2022-37130 · Vendor Advisory
• https://github.com/726232111/VulIoT/tree/main/D-Link/DIR-816%20A2_v1.10CNB05/Diagnosis · Note
• https://t.me/cibsecurity/49153 · Telegram Post
• https://t.me/cvenotify/45481 · Telegram Post
• https://t.me/cvenotify/35544 · Telegram Post
• https://t.me/cvenotify/35568 · Telegram Post