VDB-117975 · CVE-2018-10968 · GCVE-0-2018-10968

D-Link DIR-550A/DIR-604M up to 2.10KR Telnet access control

CVSS Meta Temp Score CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.	Current Exploit Price (≈) Our analysts are monitoring exploit markets and are in contact with vulnerability brokers. The range indicates the observed or calculated exploit price to be seen on exploit markets. A good indicator to understand the monetary effort required for and the popularity of an attack.	CTI Interest Score Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
8.3	$0-$5k	0.00

Summaryinfo

A vulnerability marked as critical has been reported in D-Link DIR-550A and DIR-604M up to 2.10KR. Affected by this vulnerability is an unknown functionality of the component Telnet. Performing a manipulation results in access control. This vulnerability is known as CVE-2018-10968. Remote exploitation of the attack is possible. No exploit is available. It is suggested to use restrictive firewalling.

Detailsinfo

A vulnerability, which was classified as critical, was found in D-Link DIR-550A and DIR-604M up to 2.10KR (Router Operating System). This affects an unknown code of the component Telnet. The manipulation with an unknown input leads to a access control vulnerability. CWE is classifying the issue as CWE-264. This is going to have an impact on confidentiality, integrity, and availability. The summary by CVE is:

On D-Link DIR-550A and DIR-604M devices through v2.10KR, a malicious user can use a default TELNET account to get unauthorized access to vulnerable devices, aka a backdoor access vulnerability.

The bug was discovered 01/10/2018. The weakness was published 05/18/2018 (Website). It is possible to read the advisory at fortiguard.com. This vulnerability is uniquely identified as CVE-2018-10968 since 05/10/2018. It is possible to initiate the attack remotely. No form of authentication is needed for exploitation. The technical details are unknown and an exploit is not publicly available. The pricing for an exploit might be around USD $0-$5k at the moment (estimation calculated on 02/07/2020). The attack technique deployed by this issue is T1068 according to MITRE ATT&CK.

The vulnerability was handled as a non-public zero-day exploit for at least 128 days. During that time the estimated underground price was around $5k-$25k.

It is possible to mitigate the weakness by firewalling .

Similar entry is available at VDB-117974. Be aware that VulDB is the high quality source for vulnerability data.

Productinfo

Type

Router Operating System

Vendor

D-Link

Name

Version

2.10KR

License

commercial

Website

Vendor: https://www.dlink.com/

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 8.5
VulDB Meta Temp Score: 8.4

VulDB Base Score: 7.3
VulDB Temp Score: 7.1
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 9.8
NVD Vector: 🔍

CVSSv2info

AV	AC	Au	C	I	A
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳

Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock

VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Access control
CWE: CWE-264
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

0-Day	Unlock	Unlock	Unlock	Unlock
Today	Unlock	Unlock	Unlock	Unlock

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Firewall
Status: 🔍

0-Day Time: 🔍

Timelineinfo

01/10/2018 🔍
05/10/2018 +120 days 🔍
05/18/2018 +7 days 🔍
05/18/2018 +0 days 🔍
05/18/2018 +0 days 🔍
02/07/2020 +630 days 🔍

Sourcesinfo

Vendor: dlink.com

Advisory: fortiguard.com
Status: Not defined

CVE: CVE-2018-10968 (🔍)
GCVE (CVE): GCVE-0-2018-10968
GCVE (VulDB): GCVE-100-117975
See also: 🔍

Entryinfo

Created: 05/18/2018 22:04
Updated: 02/07/2020 11:04
Changes: 05/18/2018 22:04 (60), 02/07/2020 11:04 (1)
Complete: 🔍
Cache ID: 216::103