CVEvulnerability
CVE-2021-27646
9.8 CRITICAL
Official page ↗
- Status
- Modified
- Published
- 2021-03-12
- Last modified
- 2026-06-17
- Assigner
- [email protected]
- CVSS 3.1 ([email protected])
- 9.8 CRITICAL — CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
- CVSS 3.1 ([email protected])
- 9.8 CRITICAL — CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
- CVSS 2.0 ([email protected])
- 7.5 HIGH — AV:N/AC:L/Au:N/C:P/I:P/A:P
- Weaknesses
- CWE-416
Description
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.
Affected configurations
• synology diskstation manager (< 6.2.3-25426-3)
Related
Weakness · CWE (1)
- CWE-416 Use After Free weakness
References
- 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
- 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