PT-2023-4061 · D Link · D-Link Dir-895

Published 2023-07-31 · Updated 2024-10-28 · CVE-2023-36091

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-895 version FW102b07

Description The issue is related to a function called phpcgi main in the D-Link DIR-895 router's firmware, which has weaknesses in its authentication procedure. This can be exploited by a remote attacker to gain escalated privileges. The vulnerability only affects products that are no longer supported by the maintainer.

Recommendations For D-Link DIR-895 version FW102b07, as the product is no longer supported by the maintainer, consider replacing the device with a supported model to mitigate the risk of exploitation. As a temporary workaround, restrict access to the cgibin directory and the phpcgi main function to minimize the risk of exploitation.

Fix

Incorrect Authorization

Improper Authentication

Weakness Enumeration

CWE-863

CWE-287

Related Identifiers

BDU:2023-04359

CVE-2023-36091

Affected Products

D-Link Dir-895

References · 12

• https://bdu.fstec.ru/vul/2023-04359 · Security Note
• https://dlink.com/en/security-bulletin · Vendor Advisory
• https://osv.dev/vulnerability/CVE-2023-36091 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2023-36091 · Security Note
• https://t.me/cvenotify/88610 · Telegram Post
• https://t.me/cibsecurity/67455 · Telegram Post
• https://t.me/cvenotify/55800 · Telegram Post
• https://t.me/cvenotify/86046 · Telegram Post
• https://vuldb.com/?id.235783 · Note
• https://t.me/cvenotify/99783 · Telegram Post
• https://t.me/cvenotify/86031 · Telegram Post
• https://dlink.com/en/support · Note