QNAP QTS/QuTS Hero 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.
7.5	$0-$5k	0.00

Summaryinfo

A vulnerability has been found in QNAP QTS and QuTS Hero and classified as critical. This issue affects some unknown processing. This manipulation causes command injection. This vulnerability is registered as CVE-2020-2509. Furthermore, an exploit is available. The affected component should be upgraded.

Detailsinfo

A vulnerability has been found in QNAP QTS and QuTS Hero (Network Attached Storage Software) (the affected version unknown) and classified as critical. Affected by this vulnerability is an unknown part. 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 04/17/2021 as qsa-21-05. It is possible to read the advisory at qnap.com. This vulnerability is known as CVE-2020-2509. Technical details are unknown but an exploit is available. The attack technique deployed by this issue is T1202 according to MITRE ATT&CK.

It is declared as attacked. The CISA Known Exploited Vulnerabilities Catalog lists this issue since 04/11/2022 with a due date of 05/02/2022:

Apply updates per vendor instructions.

Upgrading eliminates this vulnerability.

Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Productinfo

Type

Network Attached Storage Software

Vendor

QNAP

Name

License

commercial

Website

Vendor: https://www.qnap.com/

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.6
VulDB Meta Temp Score: 7.6

VulDB Base Score: 5.5
VulDB Temp Score: 5.3
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 9.8
NVD Vector: 🔍

CVSSv2info

AV	AC	Au	C	I	A
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💳	💳	💳	💳	💳	💳
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Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
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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: Attacked

EPSS Score: 🔍
EPSS Percentile: 🔍

KEV Added: 🔍
KEV Due: 🔍
KEV Remediation: 🔍
KEV Ransomware: 🔍
KEV Notice: 🔍

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: Upgrade
Status: 🔍

0-Day Time: 🔍

Timelineinfo

12/09/2019 🔍
04/17/2021 +494 days 🔍
04/17/2021 +0 days 🔍
02/06/2025 +1391 days 🔍

Sourcesinfo

Vendor: qnap.com

Advisory: qsa-21-05
Status: Confirmed

CVE: CVE-2020-2509 (🔍)
GCVE (CVE): GCVE-0-2020-2509
GCVE (VulDB): GCVE-100-173155
scip Labs: https://www.scip.ch/en/?labs.20161013

Entryinfo

Created: 04/17/2021 09:05
Updated: 02/06/2025 23:50
Changes: 04/17/2021 09:05 (37), 04/21/2021 18:36 (5), 04/25/2024 14:51 (26), 09/09/2024 22:30 (1), 02/06/2025 23:50 (19)
Complete: 🔍
Cache ID: 216::103