PT-2023-4037 · D Link · D-Link Dir-859

Published 2023-07-31 · Updated 2024-08-02 · CVE-2023-36092

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-859 versions FW105b03

Description The issue is related to an authentication bypass in the D-Link DIR-859 router's firmware, specifically affecting the phpcgi main function. This allows remote attackers to gain escalated privileges. The vulnerability is noted to only affect products that are no longer supported by the maintainer.

Recommendations For D-Link DIR-859 version FW105b03, as a temporary workaround, consider disabling the phpcgi main function until a patch is available. However, since the products are no longer supported, this might be the only mitigation measure. At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Incorrect Authorization

Improper Authentication

Weakness Enumeration

CWE-863

CWE-287

Related Identifiers

BDU:2023-04335

CVE-2023-36092

Affected Products

D-Link Dir-859

References · 8

• https://dlink.com/en/security-bulletin · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2023-36092 · Security Note
• https://osv.dev/vulnerability/CVE-2023-36092 · Vendor Advisory
• https://bdu.fstec.ru/vul/2023-04335 · Security Note
• https://t.me/cvenotify/88611 · Telegram Post
• https://dlink.com/en/support · Note
• https://t.me/cvenotify/55799 · Telegram Post
• https://t.me/cvenotify/86571 · Telegram Post