PT-2018-3911 · D Link · D-Link Dir-550A+1

Published 2018-05-08 · Updated 2023-04-26 · CVE-2018-10968

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-550A versions through v2.10KR D-Link DIR-604M versions through v2.10KR

Description The issue is related to a backdoor access vulnerability, allowing a malicious user to gain unauthorized access to vulnerable devices using a default TELNET account. It is also associated with insecure resource initialization, which can be exploited by a remote attacker to elevate privileges.

Recommendations For D-Link DIR-550A versions through v2.10KR, consider disabling the default TELNET account as a temporary workaround until a patch is available. For D-Link DIR-604M versions through v2.10KR, restrict access to the device using the default TELNET account to minimize the risk of exploitation. At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Weakness Enumeration

CWE-1188

Related Identifiers

BDU:2023-03067

CVE-2018-10968

Affected Products

D-Link Dir-550A

D-Link Di-604

References · 4

• https://nvd.nist.gov/vuln/detail/CVE-2018-10968 · Security Note
• https://bdu.fstec.ru/vul/2023-03067 · Security Note
• https://osv.dev/vulnerability/CVE-2018-10968 · Vendor Advisory
• https://fortiguard.com/zeroday/FG-VD-18-061 · Note