CVE Vulnerability

CVE-2021-27646

Use After Free vulnerability in iscsi_snapshot_comm_core in Synology DiskStation Manager (DSM) before 6.2.3-25426-3 allows remote attackers to execute arbitrary code via crafted web requests.

7.5 /10

CVSS v2.0 :

V3 Legend

Vector :

Exploitability : 10 / Impact : 6.4

Attack Vector

Attack Complexity

Privileges Required

User Interaction

Confidentiality Impact PARTIAL

Integrity Impact PARTIAL

Availability Impact PARTIAL

Scope

9.8 /10

CVSS v3.0 : CRITICAL

V3 Legend

Vector :

Exploitability : 3.9 / Impact : 5.9

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

References
Link Resource
https://www.synology.com/security/advisory/Synology_SA_20_26 Vendor Advisory
https://www.zerodayinitiative.com/advisories/ZDI-21-339/ Not Applicable
https://www.zerodayinitiative.com/advisories/ZDI-21-340/ Third Party Advisory VDB Entry
Configurations

Configuration 1

cpe:2.3:a:synology:diskstation_manager:*:*:*:*:*:*:*:*
Information

Published : 2021-03-12 07:15

Updated : 2021-03-26 07:58

NVD link : CVE-2021-27646

Mitre link : CVE-2021-27646

Products Affected
No products.
CWE
CWE-416