CVE-2021-26569

Race Condition within a Thread 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.

• https://www.synology.com/security/advisory/Synology_SA_20_26
  Vendor Advisory
• https://www.zerodayinitiative.com/advisories/ZDI-21-338/
  Third Party AdvisoryVDB Entry
• https://www.synology.com/security/advisory/Synology_SA_20_26
  Vendor Advisory
• https://www.zerodayinitiative.com/advisories/ZDI-21-338/
  Third Party AdvisoryVDB Entry