Vulnerability Report

CVE-2021-26563

RCE

Title: Synology DiskStation Manager (DSM) Incorrect Authorization Vulnerability

RCE

Proof Of Concept

No public PoC currently indexed for CVE-2021-26563.

CWE Category CWE-863
Published Date Feb 26, 2021
Modified Date Jan 14, 2025
Exploit Status Not Found
Score 8.2 CVSS v3.1
Exploit Probability (EPSS)
0.51%

Vulnerability Summary

CVE-2021-26563: 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.

Impacted Vendors

S
synology 3

Reference Links

https://www.synology.com/security/advisory/Synology_SA_21_03 https://www.talosintelligence.com/vulnerability_reports/TALOS-2020-1158 https://www.synology.com/security/advisory/Synology_SA_21_03 https://www.talosintelligence.com/vulnerability_reports/TALOS-2020-1158
CVSS v3.1
Source Entity [email protected]
Severity HIGH
8.2
Attack Vector
LOCAL
Complexity
LOW
Privileges
N/A
Interaction
NONE
Confidentiality
N/A
Integrity
N/A
Availability
N/A
Scope
CHANGED
RAW VECTOR CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H
CVSS v3.1
Source Entity [email protected]
Severity MEDIUM
6.7
Attack Vector
LOCAL
Complexity
LOW
Privileges
N/A
Interaction
NONE
Confidentiality
N/A
Integrity
N/A
Availability
N/A
Scope
UNCHANGED
RAW VECTOR CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
CVSS v2.0
Source Entity [email protected]
Severity MEDIUM
4.6
Access Vector
N/A
Authentication
N/A
RAW VECTOR AV:L/AC:L/Au:N/C:P/I:P/A:P

Associated Attack Patterns (CAPEC)

Total: Patterns

CVE-2021-26563 Exploits & PoCs (Proof Of Concept)

No public PoCs found in our database for this CVE.

MODIFIED

Vulnerability data or affected products updated.

PUBLISHED

Vulnerability first announced in NVD.

Attack Vector Matrix

Access Vector LOCAL
Complexity LOW
Privileges N/A
Interaction NONE
CVSS Vector String CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H

Affected Stack

No specific products linked.