PT-2022-27933 · D Link · D-Link Dir-846

Published 2022-12-23 · Updated 2022-12-30 · CVE-2022-46642

Positive Technologies (AI Summary)

CVSS v3.1

9.9

Critical

Base vector

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

Name of the Vulnerable Software and Affected Versions D-Link DIR-846 version A1 FW100A43

Description A command injection issue was discovered via the auto upgrade hour parameter in the SetAutoUpgradeInfo function. This allows for potential exploitation. No information is provided about the estimated number of affected devices or real-world incidents.

Recommendations For D-Link DIR-846 version A1 FW100A43, consider restricting access to the SetAutoUpgradeInfo function until a patch is available. As a temporary workaround, avoid using the auto upgrade hour parameter in the affected API endpoint until the issue is resolved. At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Exploit

Command Injection

Weakness Enumeration

CWE-77

Related Identifiers

CVE-2022-46642

Affected Products

D-Link Dir-846

References · 6

• 🔥❌ https://github.com/CyberUnicornIoT/IoTvuln/blob/main/d-link/dir-846/D-Link%20dir-846%20SetAutoUpgradeInfo%20command%20injection%20vulnerability.md · Exploit, Deleted
• https://dlink.com/en/security-bulletin · Vendor Advisory
• https://osv.dev/vulnerability/CVE-2022-46642 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2022-46642 · Security Note
• https://t.me/cvenotify/40517 · Telegram Post
• https://t.me/cibsecurity/55249 · Telegram Post