CVE-2021-27646 — Use After Free in Synology Diskstation Manager

CWE-416 — Use After Free3 documents3 sources
Severity
9.8CRITICALNVD
EPSS
2.2%
top 15.54%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
2
Synology Diskstation ManagerSynology Diskstation Manager
Timeline
PublishedMar 12
Latest updateMay 24

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.

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:HExploitability: 3.9 | Impact: 5.9

Affected Packages2 packages

▶NVDsynology/diskstation_manager< 6.2.3-25426-3
▶CVEListV5synology/synology_diskstation_managerunspecified — 6.2.3-25426-3

🔴Vulnerability Details

2
GHSA
GHSA-qm39-44mj-vqvq: Use After Free vulnerability in iscsi_snapshot_comm_core in Synology DiskStation Manager (DSM) before 6↗2022-05-24
▶
CVEList
CVE-2021-27646: Use After Free vulnerability in iscsi_snapshot_comm_core in Synology DiskStation Manager (DSM) before 6↗2021-03-12
▶
CVE-2021-27646 — Use After Free in Synology | cvebase