Stack-based Buffer Overflow in Synology DiskStation Manager
CVE-2021-26561

8.1HIGH

Key Information:

Vendor
Synology
Status
Synology Diskstation Manager (dsm)
Vendor
CVE Published:
26 February 2021

Summary

A stack-based buffer overflow vulnerability has been identified in the synoagentregisterd component of Synology DiskStation Manager. This flaw exists in versions prior to 6.2.3-25426-3 and can be exploited by man-in-the-middle attackers to execute arbitrary code by manipulating the syno_finder_site HTTP header. It is crucial for users to update their systems to mitigate potential security risks.

Affected Version(s)

Synology DiskStation Manager (DSM) < 6.2.3-25426-3

References

https://www.synology.com/security/advisory/Synology_SA_20_26
x_refsource_CONFIRM
https://www.talosintelligence.com/vulnerability_reports/T...
x_refsource_MISC

CVSS V3.1

Score:
8.1
Severity:
HIGH
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Network
Attack Complexity:
High
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.