CVE-2021-26563

Severity Score

6.7

*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

*Multiple Sources

Exploited in Wild

*KEV

Decision

*SSVC

Descriptions

Incorrect authorization vulnerability in synoagentregisterd in Synology DiskStation Manager (DSM) before 6.2.4-25553 allows local users to execute arbitrary code via unspecified vectors.

Una vulnerabilidad de autorización incorrecta en synoagentregisterd en Synology DiskStation Manager (DSM) antes de 6.2.4-25553 permite a los usuarios locales ejecutar código arbitrario a través de vectores no especificados

*Credits: N/A

CVSS Scores

Attack Vector

Local

Attack Complexity

Low

Privileges Required

High

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

Attack Vector

Local

Attack Complexity

Low

Privileges Required

High

User Interaction

None

Scope

Changed

Confidentiality

High

Integrity

High

Availability

High

Attack Vector

Local

Attack Complexity

Low

Authentication

None

Confidentiality

Partial

Integrity

Partial

Availability

Partial

* Common Vulnerability Scoring System

SSVC

Decision:-

Exploitation

Automatable

Tech. Impact

* Organization's Worst-case Scenario

Timeline

2021-02-02 CVE Reserved
2021-02-26 CVE Published
2023-03-08 EPSS Updated
2024-09-16 CVE Updated
2024-09-16 First Exploit
---------- Exploited in Wild
---------- KEV Due Date

CWE

CWE-863: Incorrect Authorization

CAPEC

References (2)

URL	Tag	Source

URL	Date	SRC
https://www.talosintelligence.com/vulnerability_reports/TALOS-2020-1158	2024-09-16

URL	Date	SRC

URL	Date	SRC
https://www.synology.com/security/advisory/Synology_SA_21_03	2022-04-26

Affected Vendors, Products, and Versions

Vendor		Product				Version		Other		Status
Vendor	Product	Version	Other	Status	<-- -->	Vendor	Product	Version	Other	Status
Synology Search vendor "Synology"	Vs960hd Firmware Search vendor "Synology" for product "Vs960hd Firmware"	-	-	Affected	in	Synology Search vendor "Synology"	Vs960hd Search vendor "Synology" for product "Vs960hd"	-	-	Safe
Synology Search vendor "Synology"	Skynas Firmware Search vendor "Synology" for product "Skynas Firmware"	-	-	Affected	in	Synology Search vendor "Synology"	Skynas Search vendor "Synology" for product "Skynas"	-	-	Safe
Synology Search vendor "Synology"	Diskstation Manager Unified Controller Search vendor "Synology" for product "Diskstation Manager Unified Controller"	3.0 Search vendor "Synology" for product "Diskstation Manager Unified Controller" and version "3.0"	-	Affected	in	Synology Search vendor "Synology"	Uc3200 Search vendor "Synology" for product "Uc3200"	-	-	Safe
Synology Search vendor "Synology"		Diskstation Manager Search vendor "Synology" for product "Diskstation Manager"				< 6.2.4-25553 Search vendor "Synology" for product "Diskstation Manager" and version " < 6.2.4-25553"		-		Affected