CVE-2021-27647: (Pwn2Own) Synology DiskStation Manager StartEngCommPipeServer HandleSendMsg Out-Of-Bounds Read Information Disclosure Vulnerability
First published: Fri Mar 12 2021(Updated: )
Out-of-bounds Read 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.
Credit: security@synology.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Synology DiskStation Manager | ||
| Synology DiskStation Manager | <6.2.3-25426-3 |
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Reference Links
Frequently Asked Questions
What is the severity of CVE-2021-27647?
The severity of CVE-2021-27647 is critical with a CVSS score of 9.8.
How does CVE-2021-27647 affect Synology DiskStation Manager?
CVE-2021-27647 affects Synology DiskStation Manager versions up to and including 6.2.3-25426-3.
What is the vulnerability description of CVE-2021-27647?
CVE-2021-27647 is a vulnerability that allows network-adjacent attackers to disclose sensitive information on affected installations of Synology DS418play.
Is authentication required to exploit CVE-2021-27647?
No, authentication is not required to exploit CVE-2021-27647.
How can I find more information about CVE-2021-27647?
You can find more information about CVE-2021-27647 on the Synology and Zero Day Initiative websites.
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- alias/ZDI-21-339
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- alias/CVE-2021-27647
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- vendor/synology
- canonical/synology diskstation manager