D-Link DSR-250/DSR-1000N UPnP Service command injection

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.
8.0$5k-$25k0.00

Summaryinfo

A vulnerability was found in D-Link DSR-250 and DSR-1000N. It has been rated as critical. Affected by this vulnerability is an unknown functionality of the component UPnP Service. This manipulation causes command injection. This vulnerability is registered as CVE-2020-18568. Remote exploitation of the attack is possible. No exploit is available.

Detailsinfo

A vulnerability has been found in D-Link DSR-250 and DSR-1000N (Router Operating System) (version unknown) and classified as critical. Affected by this vulnerability is an unknown function of the component UPnP Service. The manipulation with an unknown input leads to a command injection vulnerability. The CWE definition for the vulnerability is CWE-77. The product constructs all or part of a command using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify the intended command when it is sent to a downstream component. As an impact it is known to affect confidentiality, integrity, and availability.

The weakness was published 02/02/2021. It is possible to read the advisory at gist.github.com. This vulnerability is known as CVE-2020-18568. The technical details are unknown and an exploit is not publicly available. The pricing for an exploit might be around USD $5k-$25k at the moment (estimation calculated on 02/22/2021). The attack technique deployed by this issue is T1202 according to MITRE ATT&CK.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

Be aware that VulDB is the high quality source for vulnerability data.

Productinfo

Type

Vendor

Name

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 8.0
VulDB Meta Temp Score: 8.0

VulDB Base Score: 6.3
VulDB Temp Score: 6.3
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 9.8
NVD Vector: 🔍

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Command injection
CWE: CWE-77 / CWE-74 / CWE-707
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

08/13/2020 🔍
02/02/2021 +173 days 🔍
02/02/2021 +0 days 🔍
02/22/2021 +20 days 🔍

Sourcesinfo

Vendor: dlink.com

Advisory: gist.github.com
Status: Not defined

CVE: CVE-2020-18568 (🔍)
GCVE (CVE): GCVE-0-2020-18568
GCVE (VulDB): GCVE-100-169015

Entryinfo

Created: 02/02/2021 21:37
Updated: 02/22/2021 09:56
Changes: 02/02/2021 21:37 (36), 02/22/2021 09:54 (2), 02/22/2021 09:56 (18)
Complete: 🔍
Cache ID: 216::103

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